diff --git a/platform/platform-api/src/com/intellij/ui/table/JBTable.java b/platform/platform-api/src/com/intellij/ui/table/JBTable.java
index 9b6201ecf345..8a457e58bbf7 100644
--- a/platform/platform-api/src/com/intellij/ui/table/JBTable.java
+++ b/platform/platform-api/src/com/intellij/ui/table/JBTable.java
@@ -15,7 +15,6 @@
  */
 package com.intellij.ui.table;
 
-import com.intellij.Patches;
 import com.intellij.openapi.application.ApplicationManager;
 import com.intellij.openapi.util.Disposer;
 import com.intellij.openapi.util.ExpirableRunnable;
@@ -27,7 +26,8 @@ import com.intellij.util.ui.*;
 import org.jetbrains.annotations.NotNull;
 
 import javax.swing.*;
-import javax.swing.event.*;
+import javax.swing.event.TableModelEvent;
+import javax.swing.event.TableModelListener;
 import javax.swing.table.*;
 import java.awt.*;
 import java.awt.event.KeyEvent;
@@ -115,10 +115,6 @@ public class JBTable extends JTable implements ComponentWithEmptyText, Component
       }
     });
 
-
-    //noinspection UnusedDeclaration
-    boolean marker = Patches.SUN_BUG_ID_4503845; // Don't remove. It's a marker for find usages
-
     myUiUpdating = false;
   }
 
diff --git a/platform/platform-impl/src/com/intellij/ide/IdeEventQueue.java b/platform/platform-impl/src/com/intellij/ide/IdeEventQueue.java
index 63b877be096c..dba143170334 100644
--- a/platform/platform-impl/src/com/intellij/ide/IdeEventQueue.java
+++ b/platform/platform-impl/src/com/intellij/ide/IdeEventQueue.java
@@ -15,7 +15,6 @@
  */
 package com.intellij.ide;
 
-import com.intellij.Patches;
 import com.intellij.ide.dnd.DnDManager;
 import com.intellij.ide.dnd.DnDManagerImpl;
 import com.intellij.ide.plugins.PluginManager;
@@ -532,12 +531,6 @@ public class IdeEventQueue extends EventQueue {
         return;
       }
     }
-    if (e instanceof InputEvent && Patches.SPECIAL_INPUT_METHOD_PROCESSING) {
-      final InputEvent inputEvent = (InputEvent)e;
-      if (!inputEvent.getComponent().isShowing()) {
-        return;
-      }
-    }
     if (e instanceof ComponentEvent && myWindowManager != null) {
       myWindowManager.dispatchComponentEvent((ComponentEvent)e);
     }
diff --git a/platform/platform-impl/src/com/intellij/openapi/editor/impl/EditorImpl.java b/platform/platform-impl/src/com/intellij/openapi/editor/impl/EditorImpl.java
index 4ecb8df2118d..dc9cb4e76bd1 100644
--- a/platform/platform-impl/src/com/intellij/openapi/editor/impl/EditorImpl.java
+++ b/platform/platform-impl/src/com/intellij/openapi/editor/impl/EditorImpl.java
@@ -15,7 +15,6 @@
  */
 package com.intellij.openapi.editor.impl;
 
-import com.intellij.Patches;
 import com.intellij.application.options.OptionsConstants;
 import com.intellij.codeInsight.hint.DocumentFragmentTooltipRenderer;
 import com.intellij.codeInsight.hint.EditorFragmentComponent;
@@ -247,7 +246,6 @@ public final class EditorImpl extends UserDataHolderBase implements EditorEx, Hi
   @Nullable private Color myForcedBackground = null;
   @Nullable private Dimension myPreferredSize;
   private int myVirtualPageHeight;
-  private Alarm myAppleRepaintAlarm;
 
   private final Alarm myMouseSelectionStateAlarm = new Alarm(Alarm.ThreadToUse.SWING_THREAD);
   private Runnable myMouseSelectionStateResetRunnable;
@@ -531,24 +529,6 @@ public final class EditorImpl extends UserDataHolderBase implements EditorEx, Hi
     Dimension preferredSize = getPreferredSize();
     myEditorComponent.setSize(preferredSize);
 
-    if (Patches.APPLE_BUG_ID_3716835) {
-      myScrollingModel.addVisibleAreaListener(new VisibleAreaListener() {
-        @Override
-        public void visibleAreaChanged(VisibleAreaEvent e) {
-          if (myAppleRepaintAlarm == null) {
-            myAppleRepaintAlarm = new Alarm(Alarm.ThreadToUse.SWING_THREAD);
-          }
-          myAppleRepaintAlarm.cancelAllRequests();
-          myAppleRepaintAlarm.addRequest(new Runnable() {
-            @Override
-            public void run() {
-              repaint(0, myDocument.getTextLength());
-            }
-          }, 50, ModalityState.stateForComponent(myEditorComponent));
-        }
-      });
-    }
-
     updateCaretCursor();
 
     // This hacks context layout problem where editor appears scrolled to the right just after it is created.
@@ -920,8 +900,6 @@ public final class EditorImpl extends UserDataHolderBase implements EditorEx, Hi
     myEditorComponent.addKeyListener(new KeyAdapter() {
       @Override
       public void keyTyped(@NotNull KeyEvent event) {
-        if (Patches.APPLE_BUG_ID_3337563)
-          return; // Everything is going through InputMethods under MacOS X in JDK releases earlier than 1.4.2_03-117.1
         if (event.isConsumed()) {
           return;
         }
diff --git a/platform/platform-impl/src/com/intellij/openapi/wm/impl/ToolWindowManagerImpl.java b/platform/platform-impl/src/com/intellij/openapi/wm/impl/ToolWindowManagerImpl.java
index 0e840ee296de..46f66ed21dfb 100644
--- a/platform/platform-impl/src/com/intellij/openapi/wm/impl/ToolWindowManagerImpl.java
+++ b/platform/platform-impl/src/com/intellij/openapi/wm/impl/ToolWindowManagerImpl.java
@@ -15,7 +15,6 @@
  */
 package com.intellij.openapi.wm.impl;
 
-import com.intellij.Patches;
 import com.intellij.ide.FrameStateManager;
 import com.intellij.ide.IdeEventQueue;
 import com.intellij.ide.actions.ActivateToolWindowAction;
@@ -2083,9 +2082,6 @@ public final class ToolWindowManagerImpl extends ToolWindowManagerEx implements
     @Override
     public void run() {
       try {
-        if (Patches.SPECIAL_INPUT_METHOD_PROCESSING) {
-          myFloatingDecorator.remove(myFloatingDecorator.getRootPane());
-        }
         myFloatingDecorator.dispose();
       }
       finally {
diff --git a/platform/platform-impl/src/com/intellij/openapi/wm/impl/WindowManagerImpl.java b/platform/platform-impl/src/com/intellij/openapi/wm/impl/WindowManagerImpl.java
index b6aa7079fab6..4bb301ba7918 100644
--- a/platform/platform-impl/src/com/intellij/openapi/wm/impl/WindowManagerImpl.java
+++ b/platform/platform-impl/src/com/intellij/openapi/wm/impl/WindowManagerImpl.java
@@ -15,7 +15,6 @@
  */
 package com.intellij.openapi.wm.impl;
 
-import com.intellij.Patches;
 import com.intellij.ide.AppLifecycleListener;
 import com.intellij.ide.DataManager;
 import com.intellij.ide.GeneralSettings;
@@ -38,7 +37,6 @@ import com.intellij.openapi.wm.WindowManagerListener;
 import com.intellij.openapi.wm.ex.WindowManagerEx;
 import com.intellij.openapi.wm.impl.welcomeScreen.WelcomeFrame;
 import com.intellij.ui.ScreenUtil;
-import com.intellij.util.Alarm;
 import com.intellij.util.EventDispatcher;
 import com.intellij.util.messages.MessageBus;
 import com.intellij.util.ui.UIUtil;
@@ -53,8 +51,6 @@ import java.awt.*;
 import java.awt.event.*;
 import java.awt.peer.ComponentPeer;
 import java.awt.peer.FramePeer;
-import java.beans.PropertyChangeEvent;
-import java.beans.PropertyChangeListener;
 import java.util.Collection;
 import java.util.HashMap;
 import java.util.HashSet;
@@ -144,9 +140,6 @@ public final class WindowManagerImpl extends WindowManagerEx implements NamedCom
     myWindowWatcher = new WindowWatcher();
     final KeyboardFocusManager keyboardFocusManager = KeyboardFocusManager.getCurrentKeyboardFocusManager();
     keyboardFocusManager.addPropertyChangeListener(FOCUSED_WINDOW_PROPERTY_NAME, myWindowWatcher);
-    if (Patches.SUN_BUG_ID_4218084) {
-      keyboardFocusManager.addPropertyChangeListener(FOCUSED_WINDOW_PROPERTY_NAME, new SUN_BUG_ID_4218084_Patch());
-    }
     myLayout = new DesktopLayout();
     myProject2Frame = new HashMap<Project, IdeFrameImpl>();
     myDialogsToDispose = new HashMap<Project, Set<JDialog>>();
@@ -829,66 +822,6 @@ public final class WindowManagerImpl extends WindowManagerEx implements NamedCom
     return "WindowManager";
   }
 
-  /**
-   * We cannot clear selected menu path just by changing of focused window. Under Windows LAF
-   * focused window changes sporadically when user clicks on menu item or sub-menu. The problem
-   * is that all popups under Windows LAF always has native window ancestor. This window isn't
-   * focusable but by mouse click focused window changes in this manner:
-   * InitialFocusedWindow->null
-   * null->InitialFocusedWindow
-   * To fix this problem we use alarm to accumulate such focus events.
-   */
-  private static final class SUN_BUG_ID_4218084_Patch implements PropertyChangeListener {
-    private final Alarm myAlarm;
-    private Window myInitialFocusedWindow;
-    private Window myLastFocusedWindow;
-    private final Runnable myClearSelectedPathRunnable;
-
-    public SUN_BUG_ID_4218084_Patch() {
-      myAlarm = new Alarm();
-      myClearSelectedPathRunnable = new Runnable() {
-        @Override
-        public void run() {
-          if (myInitialFocusedWindow != myLastFocusedWindow) {
-            MenuSelectionManager.defaultManager().clearSelectedPath();
-          }
-        }
-      };
-    }
-
-    @Override
-    public void propertyChange(final PropertyChangeEvent e) {
-      if (myAlarm.getActiveRequestCount() == 0) {
-        myInitialFocusedWindow = (Window)e.getOldValue();
-        final MenuElement[] selectedPath = MenuSelectionManager.defaultManager().getSelectedPath();
-        if (selectedPath.length == 0) { // there is no visible popup
-          return;
-        }
-        Component firstComponent = null;
-        for (final MenuElement menuElement : selectedPath) {
-          final Component component = menuElement.getComponent();
-          if (component instanceof JMenuBar) {
-            firstComponent = component;
-            break;
-          } else if (component instanceof JPopupMenu) {
-            firstComponent = ((JPopupMenu) component).getInvoker();
-            break;
-          }
-        }
-        if (firstComponent == null) {
-          return;
-        }
-        final Window window = SwingUtilities.getWindowAncestor(firstComponent);
-        if (window != myInitialFocusedWindow) { // focused window doesn't have popup
-          return;
-        }
-      }
-      myLastFocusedWindow = (Window)e.getNewValue();
-      myAlarm.cancelAllRequests();
-      myAlarm.addRequest(myClearSelectedPathRunnable, 150);
-    }
-  }
-
   public WindowWatcher getWindowWatcher() {
     return myWindowWatcher;
   }
diff --git a/platform/platform-impl/src/com/intellij/ui/plaf/beg/IdeaMenuUI.java b/platform/platform-impl/src/com/intellij/ui/plaf/beg/IdeaMenuUI.java
index 3c5d79533585..0a6b107483d6 100644
--- a/platform/platform-impl/src/com/intellij/ui/plaf/beg/IdeaMenuUI.java
+++ b/platform/platform-impl/src/com/intellij/ui/plaf/beg/IdeaMenuUI.java
@@ -15,15 +15,12 @@
  */
 package com.intellij.ui.plaf.beg;
 
-import com.intellij.Patches;
 import com.intellij.openapi.util.SystemInfo;
 import com.intellij.util.ui.JBUI;
 import com.intellij.util.ui.UIUtil;
 
 import javax.swing.*;
 import javax.swing.border.Border;
-import javax.swing.event.MenuKeyEvent;
-import javax.swing.event.MenuKeyListener;
 import javax.swing.plaf.ComponentUI;
 import javax.swing.plaf.basic.BasicGraphicsUtils;
 import javax.swing.plaf.basic.BasicMenuUI;
@@ -65,13 +62,6 @@ public class IdeaMenuUI extends BasicMenuUI{
     }
   }
 
-  protected MenuKeyListener createMenuKeyListener(JComponent c){
-    if (Patches.SUN_BUG_ID_4738042) {
-      return new SUN_BUG_ID_4738042_Patch();
-    }
-    return super.createMenuKeyListener(c);
-  }
-
   protected void installDefaults() {
     super.installDefaults();
     Integer integer = UIUtil.getPropertyMaxGutterIconWidth(getPropertyPrefix());
@@ -413,104 +403,4 @@ public class IdeaMenuUI extends BasicMenuUI{
   public void update(Graphics g, JComponent comp) {
     paint(g, comp);
   }
-
-  /**
-   * Handles the mnemonic handling for the JMenu and JMenuItems.
-   */
-  private final class SUN_BUG_ID_4738042_Patch implements MenuKeyListener {
-    private final boolean crossMenuMnemonic = UIUtil.isMenuCrossMenuMnemonics();
-
-    private JPopupMenu getActivePopupMenu(){
-      MenuElement[] path = MenuSelectionManager.defaultManager().
-        getSelectedPath();
-      for (int i = path.length - 1; i >= 0; i--) {
-        MenuElement elem = path[i];
-        if (elem instanceof JPopupMenu) {
-          return (JPopupMenu)elem;
-        }
-      }
-      return null;
-    }
-
-    /**
-     * Opens the SubMenu
-     */
-    public void menuKeyTyped(MenuKeyEvent e){
-      if (!crossMenuMnemonic) {
-        JPopupMenu pm = getActivePopupMenu();
-        if (pm != null && pm != menuItem.getParent()) {
-          return;
-        }
-      }
-
-      int key = menuItem.getMnemonic();
-      if (key == 0)
-        return;
-      MenuElement path[] = e.getPath();
-      if (lower((char)key) == lower(e.getKeyChar())) {
-        JPopupMenu popupMenu = ((JMenu)menuItem).getPopupMenu();
-        MenuElement sub[] = popupMenu.getSubElements();
-        if (sub.length > 0) {
-          MenuSelectionManager manager = e.getMenuSelectionManager();
-          MenuElement newPath[] = new MenuElement[path.length + 2];
-          System.arraycopy(path, 0, newPath, 0, path.length);
-          newPath[path.length] = popupMenu;
-          newPath[path.length + 1] = sub[0];
-          manager.setSelectedPath(newPath);
-        }
-        e.consume();
-      }
-    }
-
-    /**
-     * Handles the mnemonics for the menu items. Will also handle duplicate mnemonics.
-     * Perhaps this should be moved into BasicPopupMenuUI. See 4670831
-     */
-    public void menuKeyPressed(MenuKeyEvent e){
-      // Handle the case for Escape or Enter...
-      char keyChar = e.getKeyChar();
-      if (!Character.isLetterOrDigit(keyChar))
-        return;
-
-      MenuSelectionManager manager = e.getMenuSelectionManager();
-      MenuElement selectedPath[] = manager.getSelectedPath();
-
-      for (int i = selectedPath.length - 1; i >= 0; i--) {
-        if (selectedPath[i] == menuItem) {
-          JPopupMenu popupMenu = ((JMenu)menuItem).getPopupMenu();
-          MenuElement items[] = popupMenu.getSubElements();
-
-          int index = -1;
-
-          for (int j = 0; j < items.length; j++) {
-            int key = ((JMenuItem)items[j]).getMnemonic();
-            if (Character.toLowerCase((char)key) == Character.toLowerCase(keyChar)) {
-              index = j;
-              break;
-            }
-          }
-
-          if (index != -1) {
-            // Invoke the menu action
-            JMenuItem item = (JMenuItem)items[index];
-            if (!(item instanceof JMenu)) {
-              // Let Submenus be handled by menuKeyTyped
-              manager.clearSelectedPath();
-              item.doClick();
-            }
-          }
-
-          e.consume();
-          return;
-        }
-      }
-    }
-
-    public void menuKeyReleased(MenuKeyEvent e){
-    }
-
-    private char lower(char keyChar){
-      return Character.toLowerCase(keyChar);
-    }
-  }
 }
diff --git a/platform/util/src/com/intellij/Patches.java b/platform/util/src/com/intellij/Patches.java
index 5efb6916ffc4..cb1c9c07347d 100644
--- a/platform/util/src/com/intellij/Patches.java
+++ b/platform/util/src/com/intellij/Patches.java
@@ -21,61 +21,18 @@ import java.awt.*;
 
 @SuppressWarnings({"HardCodedStringLiteral", "UtilityClassWithoutPrivateConstructor"})
 public class Patches {
-  /**
-   * See http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=4503845.
-   * When JTable loses focus it cancel cell editing. It should stop cell editing instead.
-   * Actually SUN-boys told they have fixed the bug, but they cancel editing instead of stopping it.
-   */
-  public static final boolean SUN_BUG_ID_4503845 = !SystemInfo.isJavaVersionAtLeast("1.4.1");
-
-  /**
-   * Debugger hangs on any attempt to attach/listen Connector when attach hanged once.
-   */
-  public static final boolean SUN_JDI_CONNECTOR_HANGUP_BUG = !SystemInfo.isJavaVersionAtLeast("1.5");
-
   /**
    * See http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6322854.
    * java.lang.NullPointerException: Failed to retrieve atom name.
    */
   public static final boolean SUN_BUG_ID_6322854 = SystemInfo.isXWindow;
 
-  /**
-   * See http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=4218084.
-   * If you invoke popup menu, then click on a different window (JFrame, JDialog. It doesn't matter),
-   * the JPopupMenu in the previous window still has focus, as does the new window.
-   * Seems like focus in two locations at the same time.
-   */
-  public static final boolean SUN_BUG_ID_4218084 = !SystemInfo.isJavaVersionAtLeast("1.5");
-
-  /**
-   * JDK 1.3.x and 1.4.x has the following error: when we close a dialog and its content pane is being inserted
-   * into another dialog and mouse WAS INSIDE of dialog's content pane then the AWT doesn't change
-   * some internal references on focused component. It cause crash of dispatching of MOUSE_EXIT event.
-   */
-  public static final boolean SPECIAL_INPUT_METHOD_PROCESSING = !SystemInfo.isJavaVersionAtLeast("1.5");
-
-  /**
-   * See http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=4738042.
-   * BasicMenuUI$MenuKeyHandler.menuKeyPressed() incorrect for dynamic menus.
-   */
-  public static final boolean SUN_BUG_ID_4738042 = !SystemInfo.isJavaVersionAtLeast("1.4.2");
-
   /**
    * See http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=4893787.
    * BasicTreeUI.FocusHandler doesn't properly repaint JTree on focus changes.
    */
   public static final boolean SUN_BUG_ID_4893787 = true;
 
-  /**
-   * Every typing produces InputMethodEvent instead of KeyEvent with keyTyped event code. Fixed in JRE higher than 1.4.2_03-117.1
-   */
-  public static final boolean APPLE_BUG_ID_3337563 = SystemInfo.isMac && !SystemInfo.isJavaVersionAtLeast("1.4.2.3.117.1");
-
-  /**
-   * Incorrect repaint of the components wrapped with JScrollPane.
-   */
-  public static final boolean APPLE_BUG_ID_3716835 = SystemInfo.isMac && !SystemInfo.isJavaVersionAtLeast("1.4.2.5");
-
   /**
    * Minimizing and restoring application via View | Minimize leads to visual artifacts.
    */