diff --git a/aio/content/examples/lifecycle-hooks/src/app/counter.component.ts b/aio/content/examples/lifecycle-hooks/src/app/counter.component.ts
index f9783b844e3..4d5198b6961 100644
--- a/aio/content/examples/lifecycle-hooks/src/app/counter.component.ts
+++ b/aio/content/examples/lifecycle-hooks/src/app/counter.component.ts
@@ -38,8 +38,6 @@ export class MyCounterComponent implements OnChanges {
   }
 }
 
-/***************************************/
-
 @Component({
   selector: 'counter-parent',
   template: `
diff --git a/aio/content/examples/lifecycle-hooks/src/app/do-check.component.ts b/aio/content/examples/lifecycle-hooks/src/app/do-check.component.ts
index d46b362ab03..4b8a088b9ad 100644
--- a/aio/content/examples/lifecycle-hooks/src/app/do-check.component.ts
+++ b/aio/content/examples/lifecycle-hooks/src/app/do-check.component.ts
@@ -72,8 +72,6 @@ export class DoCheckComponent implements DoCheck {
   }
 }
 
-/***************************************/
-
 @Component({
   selector: 'do-check-parent',
   templateUrl: './do-check-parent.component.html',
diff --git a/aio/content/examples/lifecycle-hooks/src/app/on-changes.component.ts b/aio/content/examples/lifecycle-hooks/src/app/on-changes.component.ts
index e580fffd39b..7b9cda05efe 100644
--- a/aio/content/examples/lifecycle-hooks/src/app/on-changes.component.ts
+++ b/aio/content/examples/lifecycle-hooks/src/app/on-changes.component.ts
@@ -46,8 +46,6 @@ export class OnChangesComponent implements OnChanges {
   reset() { this.changeLog = []; }
 }
 
-/***************************************/
-
 @Component({
   selector: 'on-changes-parent',
   templateUrl: './on-changes-parent.component.html',
diff --git a/packages/animations/src/version.ts b/packages/animations/src/version.ts
index 637cfc2c238..ead04f91642 100644
--- a/packages/animations/src/version.ts
+++ b/packages/animations/src/version.ts
@@ -30,7 +30,4 @@ export class Version {
   }
 }
 
-/**
- *
- */
 export const VERSION = new Version('0.0.0-PLACEHOLDER');
diff --git a/packages/common/http/src/client.ts b/packages/common/http/src/client.ts
index 9a6e79da692..0d26fc04618 100644
--- a/packages/common/http/src/client.ts
+++ b/packages/common/http/src/client.ts
@@ -42,9 +42,6 @@ function addBody<T>(
   };
 }
 
-/**
- *
- */
 export type HttpObserve = 'body' | 'events' | 'response';
 
 /**
diff --git a/packages/common/src/directives/ng_for_of.ts b/packages/common/src/directives/ng_for_of.ts
index eddfdde69cf..7bffebc7007 100644
--- a/packages/common/src/directives/ng_for_of.ts
+++ b/packages/common/src/directives/ng_for_of.ts
@@ -8,9 +8,6 @@
 
 import {ChangeDetectorRef, Directive, DoCheck, EmbeddedViewRef, Input, IterableChangeRecord, IterableChanges, IterableDiffer, IterableDiffers, NgIterable, OnChanges, SimpleChanges, TemplateRef, TrackByFunction, ViewContainerRef, forwardRef, isDevMode} from '@angular/core';
 
-/**
- *
- */
 export class NgForOfContext<T> {
   constructor(
       public $implicit: T, public ngForOf: NgIterable<T>, public index: number,
diff --git a/packages/common/src/directives/ng_if.ts b/packages/common/src/directives/ng_if.ts
index 053b1b4874d..9bcab1d9498 100644
--- a/packages/common/src/directives/ng_if.ts
+++ b/packages/common/src/directives/ng_if.ts
@@ -158,9 +158,6 @@ export class NgIf {
   public static ngIfUseIfTypeGuard: void;
 }
 
-/**
- *
- */
 export class NgIfContext {
   public $implicit: any = null;
   public ngIf: any = null;
diff --git a/packages/common/src/version.ts b/packages/common/src/version.ts
index 0957b61dc83..af66f0fa278 100644
--- a/packages/common/src/version.ts
+++ b/packages/common/src/version.ts
@@ -13,7 +13,5 @@
  */
 
 import {Version} from '@angular/core';
-/**
- *
- */
+
 export const VERSION = new Version('0.0.0-PLACEHOLDER');
diff --git a/packages/compiler-cli/src/version.ts b/packages/compiler-cli/src/version.ts
index 9d3cd48c2bb..0ebdb959fcf 100644
--- a/packages/compiler-cli/src/version.ts
+++ b/packages/compiler-cli/src/version.ts
@@ -13,7 +13,5 @@
  */
 
 import {Version} from '@angular/compiler';
-/**
- *
- */
+
 export const VERSION = new Version('0.0.0-PLACEHOLDER');
diff --git a/packages/compiler/src/version.ts b/packages/compiler/src/version.ts
index 565e4676f1e..16aee9de05e 100644
--- a/packages/compiler/src/version.ts
+++ b/packages/compiler/src/version.ts
@@ -13,7 +13,5 @@
  */
 
 import {Version} from './util';
-/**
- *
- */
+
 export const VERSION = new Version('0.0.0-PLACEHOLDER');
diff --git a/packages/core/src/change_detection/change_detector_ref.ts b/packages/core/src/change_detection/change_detector_ref.ts
index b0e647ab4de..89f5244de4f 100644
--- a/packages/core/src/change_detection/change_detector_ref.ts
+++ b/packages/core/src/change_detection/change_detector_ref.ts
@@ -6,9 +6,6 @@
  * found in the LICENSE file at https://angular.io/license
  */
 
-/**
- *
- */
 export abstract class ChangeDetectorRef {
   /**
    * Marks a view and all of its ancestors dirty.
diff --git a/packages/core/src/change_detection/differs/default_iterable_differ.ts b/packages/core/src/change_detection/differs/default_iterable_differ.ts
index 05d7d02e107..ac917e63f00 100644
--- a/packages/core/src/change_detection/differs/default_iterable_differ.ts
+++ b/packages/core/src/change_detection/differs/default_iterable_differ.ts
@@ -557,9 +557,6 @@ export class DefaultIterableDiffer<V> implements IterableDiffer<V>, IterableChan
   }
 }
 
-/**
- *
- */
 export class IterableChangeRecord_<V> implements IterableChangeRecord<V> {
   currentIndex: number|null = null;
   previousIndex: number|null = null;
diff --git a/packages/core/src/change_detection/differs/default_keyvalue_differ.ts b/packages/core/src/change_detection/differs/default_keyvalue_differ.ts
index b3745d428c8..3408c7ad0f0 100644
--- a/packages/core/src/change_detection/differs/default_keyvalue_differ.ts
+++ b/packages/core/src/change_detection/differs/default_keyvalue_differ.ts
@@ -259,10 +259,6 @@ export class DefaultKeyValueDiffer<K, V> implements KeyValueDiffer<K, V>, KeyVal
   }
 }
 
-
-/**
- *
- */
 class KeyValueChangeRecord_<K, V> implements KeyValueChangeRecord<K, V> {
   previousValue: V|null = null;
   currentValue: V|null = null;
diff --git a/packages/core/src/linker/component_factory.ts b/packages/core/src/linker/component_factory.ts
index 3deb494bdfb..096a89b4f75 100644
--- a/packages/core/src/linker/component_factory.ts
+++ b/packages/core/src/linker/component_factory.ts
@@ -64,9 +64,6 @@ export abstract class ComponentRef<C> {
   abstract onDestroy(callback: Function): void;
 }
 
-/**
- *
- */
 export abstract class ComponentFactory<C> {
   abstract get selector(): string;
   abstract get componentType(): Type<any>;
diff --git a/packages/core/src/linker/component_factory_resolver.ts b/packages/core/src/linker/component_factory_resolver.ts
index e1a4f56b393..a478419c615 100644
--- a/packages/core/src/linker/component_factory_resolver.ts
+++ b/packages/core/src/linker/component_factory_resolver.ts
@@ -33,9 +33,6 @@ class _NullComponentFactoryResolver implements ComponentFactoryResolver {
   }
 }
 
-/**
- *
- */
 export abstract class ComponentFactoryResolver {
   static NULL: ComponentFactoryResolver = new _NullComponentFactoryResolver();
   abstract resolveComponentFactory<T>(component: Type<T>): ComponentFactory<T>;
diff --git a/packages/core/src/linker/view_ref.ts b/packages/core/src/linker/view_ref.ts
index bdaf8e7ce52..47b721a5d8d 100644
--- a/packages/core/src/linker/view_ref.ts
+++ b/packages/core/src/linker/view_ref.ts
@@ -9,10 +9,6 @@
 import {ApplicationRef} from '../application_ref';
 import {ChangeDetectorRef} from '../change_detection/change_detector_ref';
 
-
-/**
- *
- */
 export abstract class ViewRef extends ChangeDetectorRef {
   /**
    * Destroys the view and all of the data structures associated with it.
diff --git a/packages/core/src/version.ts b/packages/core/src/version.ts
index 12fbcb44676..f095fc9526f 100644
--- a/packages/core/src/version.ts
+++ b/packages/core/src/version.ts
@@ -23,7 +23,4 @@ export class Version {
   }
 }
 
-/**
- *
- */
 export const VERSION = new Version('0.0.0-PLACEHOLDER');
diff --git a/packages/core/test/render3/compiler_canonical/injection_spec.ts b/packages/core/test/render3/compiler_canonical/injection_spec.ts
index d8af9c2810e..827cd27a77a 100644
--- a/packages/core/test/render3/compiler_canonical/injection_spec.ts
+++ b/packages/core/test/render3/compiler_canonical/injection_spec.ts
@@ -151,7 +151,6 @@ describe('injection', () => {
             return new MyApp(
                 $r3$.ɵdirectiveInject(ServiceA), $r3$.ɵdirectiveInject(ServiceB), inject(INJECTOR));
           },
-          /**  */
           template: function MyApp_Template(rf: $RenderFlags$, ctx: $MyApp$) {},
           providers: [ServiceA],
           viewProviders: [ServiceB],
diff --git a/packages/forms/src/directives/validators.ts b/packages/forms/src/directives/validators.ts
index 8dfe9f6e3c7..791392770d9 100644
--- a/packages/forms/src/directives/validators.ts
+++ b/packages/forms/src/directives/validators.ts
@@ -166,14 +166,8 @@ export class EmailValidator implements Validator {
   registerOnValidatorChange(fn: () => void): void { this._onChange = fn; }
 }
 
-/**
- *
- */
 export interface ValidatorFn { (c: AbstractControl): ValidationErrors|null; }
 
-/**
- *
- */
 export interface AsyncValidatorFn {
   (c: AbstractControl): Promise<ValidationErrors|null>|Observable<ValidationErrors|null>;
 }
diff --git a/packages/forms/src/version.ts b/packages/forms/src/version.ts
index 0957b61dc83..af66f0fa278 100644
--- a/packages/forms/src/version.ts
+++ b/packages/forms/src/version.ts
@@ -13,7 +13,5 @@
  */
 
 import {Version} from '@angular/core';
-/**
- *
- */
+
 export const VERSION = new Version('0.0.0-PLACEHOLDER');
diff --git a/packages/language-service/src/version.ts b/packages/language-service/src/version.ts
index 0957b61dc83..af66f0fa278 100644
--- a/packages/language-service/src/version.ts
+++ b/packages/language-service/src/version.ts
@@ -13,7 +13,5 @@
  */
 
 import {Version} from '@angular/core';
-/**
- *
- */
+
 export const VERSION = new Version('0.0.0-PLACEHOLDER');
diff --git a/packages/platform-browser-dynamic/src/platform-browser-dynamic.ts b/packages/platform-browser-dynamic/src/platform-browser-dynamic.ts
index cd33f06fa66..93641b2e2b9 100644
--- a/packages/platform-browser-dynamic/src/platform-browser-dynamic.ts
+++ b/packages/platform-browser-dynamic/src/platform-browser-dynamic.ts
@@ -23,8 +23,5 @@ export {JitCompilerFactory} from './compiler_factory';
 export const RESOURCE_CACHE_PROVIDER: Provider[] =
     [{provide: ResourceLoader, useClass: CachedResourceLoader, deps: []}];
 
-/**
- *
- */
 export const platformBrowserDynamic = createPlatformFactory(
     platformCoreDynamic, 'browserDynamic', INTERNAL_BROWSER_DYNAMIC_PLATFORM_PROVIDERS);
diff --git a/packages/platform-browser-dynamic/src/version.ts b/packages/platform-browser-dynamic/src/version.ts
index 0957b61dc83..af66f0fa278 100644
--- a/packages/platform-browser-dynamic/src/version.ts
+++ b/packages/platform-browser-dynamic/src/version.ts
@@ -13,7 +13,5 @@
  */
 
 import {Version} from '@angular/core';
-/**
- *
- */
+
 export const VERSION = new Version('0.0.0-PLACEHOLDER');
diff --git a/packages/platform-browser-dynamic/testing/src/testing.ts b/packages/platform-browser-dynamic/testing/src/testing.ts
index 7fe80499b64..d849378d810 100644
--- a/packages/platform-browser-dynamic/testing/src/testing.ts
+++ b/packages/platform-browser-dynamic/testing/src/testing.ts
@@ -16,9 +16,6 @@ import {platformCoreDynamicTesting} from './platform_core_dynamic_testing';
 
 export * from './private_export_testing';
 
-/**
- *
- */
 export const platformBrowserDynamicTesting = createPlatformFactory(
     platformCoreDynamicTesting, 'browserDynamicTesting',
     INTERNAL_BROWSER_DYNAMIC_PLATFORM_PROVIDERS);
diff --git a/packages/platform-browser/src/browser.ts b/packages/platform-browser/src/browser.ts
index 7ab17539347..dc13d2bdbba 100644
--- a/packages/platform-browser/src/browser.ts
+++ b/packages/platform-browser/src/browser.ts
@@ -44,9 +44,6 @@ export const BROWSER_SANITIZATION_PROVIDERS: StaticProvider[] = [
   {provide: DomSanitizer, useClass: DomSanitizerImpl, deps: [DOCUMENT]},
 ];
 
-/**
- *
- */
 export const platformBrowser: (extraProviders?: StaticProvider[]) => PlatformRef =
     createPlatformFactory(platformCore, 'browser', INTERNAL_BROWSER_PLATFORM_PROVIDERS);
 
diff --git a/packages/platform-browser/src/dom/events/event_manager.ts b/packages/platform-browser/src/dom/events/event_manager.ts
index 3264bdf0650..4f245aa315a 100644
--- a/packages/platform-browser/src/dom/events/event_manager.ts
+++ b/packages/platform-browser/src/dom/events/event_manager.ts
@@ -10,15 +10,9 @@ import {Inject, Injectable, InjectionToken, NgZone} from '@angular/core';
 
 import {getDOM} from '../dom_adapter';
 
-/**
- *
- */
 export const EVENT_MANAGER_PLUGINS =
     new InjectionToken<EventManagerPlugin[]>('EventManagerPlugins');
 
-/**
- *
- */
 @Injectable()
 export class EventManager {
   private _plugins: EventManagerPlugin[];
diff --git a/packages/platform-browser/src/version.ts b/packages/platform-browser/src/version.ts
index 0957b61dc83..af66f0fa278 100644
--- a/packages/platform-browser/src/version.ts
+++ b/packages/platform-browser/src/version.ts
@@ -13,7 +13,5 @@
  */
 
 import {Version} from '@angular/core';
-/**
- *
- */
+
 export const VERSION = new Version('0.0.0-PLACEHOLDER');
diff --git a/packages/platform-server/src/version.ts b/packages/platform-server/src/version.ts
index 0957b61dc83..af66f0fa278 100644
--- a/packages/platform-server/src/version.ts
+++ b/packages/platform-server/src/version.ts
@@ -13,7 +13,5 @@
  */
 
 import {Version} from '@angular/core';
-/**
- *
- */
+
 export const VERSION = new Version('0.0.0-PLACEHOLDER');
diff --git a/packages/platform-webworker-dynamic/src/version.ts b/packages/platform-webworker-dynamic/src/version.ts
index 0957b61dc83..af66f0fa278 100644
--- a/packages/platform-webworker-dynamic/src/version.ts
+++ b/packages/platform-webworker-dynamic/src/version.ts
@@ -13,7 +13,5 @@
  */
 
 import {Version} from '@angular/core';
-/**
- *
- */
+
 export const VERSION = new Version('0.0.0-PLACEHOLDER');
diff --git a/packages/platform-webworker/src/version.ts b/packages/platform-webworker/src/version.ts
index 0957b61dc83..af66f0fa278 100644
--- a/packages/platform-webworker/src/version.ts
+++ b/packages/platform-webworker/src/version.ts
@@ -13,7 +13,5 @@
  */
 
 import {Version} from '@angular/core';
-/**
- *
- */
+
 export const VERSION = new Version('0.0.0-PLACEHOLDER');
diff --git a/packages/router/src/version.ts b/packages/router/src/version.ts
index 0957b61dc83..af66f0fa278 100644
--- a/packages/router/src/version.ts
+++ b/packages/router/src/version.ts
@@ -13,7 +13,5 @@
  */
 
 import {Version} from '@angular/core';
-/**
- *
- */
+
 export const VERSION = new Version('0.0.0-PLACEHOLDER');
diff --git a/packages/upgrade/src/common/version.ts b/packages/upgrade/src/common/version.ts
index 0957b61dc83..af66f0fa278 100644
--- a/packages/upgrade/src/common/version.ts
+++ b/packages/upgrade/src/common/version.ts
@@ -13,7 +13,5 @@
  */
 
 import {Version} from '@angular/core';
-/**
- *
- */
+
 export const VERSION = new Version('0.0.0-PLACEHOLDER');