diff --git a/src/app/core/data/feature-authorization/feature-id.ts b/src/app/core/data/feature-authorization/feature-id.ts
index 029c75d9cb..a2082831e0 100644
--- a/src/app/core/data/feature-authorization/feature-id.ts
+++ b/src/app/core/data/feature-authorization/feature-id.ts
@@ -28,4 +28,6 @@ export enum FeatureID {
   CanCreateVersion = 'canCreateVersion',
   CanViewUsageStatistics = 'canViewUsageStatistics',
   CanSendFeedback = 'canSendFeedback',
+  ShowClaimItem = 'showClaimItem',
+  CanClaimItem = 'canClaimItem',
 }
diff --git a/src/app/core/profile/researcher-profile.service.ts b/src/app/core/profile/researcher-profile.service.ts
index c1f8952d39..c61c5ca9f9 100644
--- a/src/app/core/profile/researcher-profile.service.ts
+++ b/src/app/core/profile/researcher-profile.service.ts
@@ -156,84 +156,6 @@ export class ResearcherProfileService {
       return this.dataService.patch(researcherProfile, operations);
     }
 
-    /**
-     * Check if the given item is linked to an ORCID profile.
-     *
-     * @param item the item to check
-     * @returns the check result
-     */
-    isLinkedToOrcid(item: Item): boolean {
-      return item.hasMetadata('cris.orcid.authenticated');
-    }
-
-    /**
-     * Returns true if only the admin users can disconnect a researcher profile from ORCID.
-     *
-     * @returns the check result
-     */
-    onlyAdminCanDisconnectProfileFromOrcid(): Observable<boolean> {
-      return this.getOrcidDisconnectionAllowedUsersConfiguration().pipe(
-        map((property) => property.values.map( (value) => value.toLowerCase()).includes('only_admin'))
-      );
-    }
-
-    /**
-     * Returns true if the profile's owner can disconnect that profile from ORCID.
-     *
-     * @returns the check result
-     */
-    ownerCanDisconnectProfileFromOrcid(): Observable<boolean> {
-      return this.getOrcidDisconnectionAllowedUsersConfiguration().pipe(
-        map((property) => {
-          const values = property.values.map( (value) => value.toLowerCase());
-          return values.includes('only_owner') || values.includes('admin_and_owner');
-        })
-      );
-    }
-
-    /**
-     * Returns true if the admin users can disconnect a researcher profile from ORCID.
-     *
-     * @returns the check result
-     */
-    adminCanDisconnectProfileFromOrcid(): Observable<boolean> {
-      return this.getOrcidDisconnectionAllowedUsersConfiguration().pipe(
-        map((property) => {
-          const values = property.values.map( (value) => value.toLowerCase());
-          return values.includes('only_admin') || values.includes('admin_and_owner');
-        })
-      );
-    }
-
-    /**
-     * If the given item represents a profile unlink it from ORCID.
-     */
-     unlinkOrcid(item: Item): Observable<RemoteData<ResearcherProfile>> {
-
-      const operations: RemoveOperation[] = [{
-        path:'/orcid',
-        op:'remove'
-      }];
-
-      return this.findById(item.firstMetadata('cris.owner').authority).pipe(
-        switchMap((profile) => this.patch(profile, operations)),
-        getFinishedRemoteData()
-      );
-    }
-
-    getOrcidAuthorizeUrl(profile: Item): Observable<string> {
-      return combineLatest([
-        this.configurationService.findByPropertyName('orcid.authorize-url').pipe(getFirstSucceededRemoteDataPayload()),
-        this.configurationService.findByPropertyName('orcid.application-client-id').pipe(getFirstSucceededRemoteDataPayload()),
-        this.configurationService.findByPropertyName('orcid.scope').pipe(getFirstSucceededRemoteDataPayload())]
-      ).pipe(
-        map(([authorizeUrl, clientId, scopes]) => {
-          const redirectUri = environment.rest.baseUrl + '/api/cris/orcid/' + profile.id + '/?url=' + encodeURIComponent(this.router.url);
-          return authorizeUrl.values[0] + '?client_id=' + clientId.values[0]   + '&redirect_uri=' + redirectUri + '&response_type=code&scope='
-          + scopes.values.join(' ');
-      }));
-    }
-
   /**
    * Creates a researcher profile starting from an external source URI
    * @param sourceUri URI of source item of researcher profile.
@@ -258,10 +180,4 @@ export class ResearcherProfileService {
     return this.rdbService.buildFromRequestUUID(requestId);
   }
 
-    private getOrcidDisconnectionAllowedUsersConfiguration(): Observable<ConfigurationProperty> {
-      return this.configurationService.findByPropertyName('orcid.disconnection.allowed-users').pipe(
-        getFirstSucceededRemoteDataPayload()
-      );
-    }
-
 }
diff --git a/src/app/item-page/full/full-item-page.component.html b/src/app/item-page/full/full-item-page.component.html
index 7cc8ff92c4..bfa25ec009 100644
--- a/src/app/item-page/full/full-item-page.component.html
+++ b/src/app/item-page/full/full-item-page.component.html
@@ -10,6 +10,7 @@
           <div class="pl-2 space-children-mr">
             <ds-dso-page-edit-button [pageRoute]="itemPageRoute$ | async" [dso]="item"
                                      [tooltipMsg]="'item.page.edit'"></ds-dso-page-edit-button>
+            <button class="edit-button btn btn-dark btn-sm" *ngIf="(isClaimable() | async)" (click)="claim()"> {{"item.page.claim.button" | translate }} </button>
           </div>
         </div>
         <div class="simple-view-link my-3" *ngIf="!fromWfi">
@@ -42,4 +43,4 @@
   </div>
   <ds-error *ngIf="itemRD?.hasFailed" message="{{'error.item' | translate}}"></ds-error>
   <ds-loading *ngIf="itemRD?.isLoading" message="{{'loading.item' | translate}}"></ds-loading>
-</div>
+</div>
\ No newline at end of file
diff --git a/src/app/item-page/full/full-item-page.component.ts b/src/app/item-page/full/full-item-page.component.ts
index 369769c77d..99cf083bc5 100644
--- a/src/app/item-page/full/full-item-page.component.ts
+++ b/src/app/item-page/full/full-item-page.component.ts
@@ -16,6 +16,10 @@ import { hasValue } from '../../shared/empty.util';
 import { AuthService } from '../../core/auth/auth.service';
 import { Location } from '@angular/common';
 import { AuthorizationDataService } from '../../core/data/feature-authorization/authorization-data.service';
+import { TranslateService } from '@ngx-translate/core';
+import { NotificationsService } from '../../shared/notifications/notifications.service';
+import { ResearcherProfileService } from '../../core/profile/researcher-profile.service';
+import { CollectionDataService } from '../../core/data/collection-data.service';
 
 
 /**
@@ -48,8 +52,11 @@ export class FullItemPageComponent extends ItemPageComponent implements OnInit,
               items: ItemDataService,
               authService: AuthService,
               authorizationService: AuthorizationDataService,
+              translate: TranslateService,
+              notificationsService: NotificationsService,
+              researcherProfileService: ResearcherProfileService,
               private _location: Location) {
-    super(route, router, items, authService, authorizationService);
+    super(route, router, items, authService, authorizationService, translate, notificationsService, researcherProfileService);
   }
 
   /*** AoT inheritance fix, will hopefully be resolved in the near future **/
diff --git a/src/app/item-page/simple/item-page.component.ts b/src/app/item-page/simple/item-page.component.ts
index 95fbd7a2e0..8da5186270 100644
--- a/src/app/item-page/simple/item-page.component.ts
+++ b/src/app/item-page/simple/item-page.component.ts
@@ -1,20 +1,26 @@
-import { map } from 'rxjs/operators';
+import { map, mergeMap, take, tap } from 'rxjs/operators';
 import { ChangeDetectionStrategy, Component, OnInit } from '@angular/core';
 import { ActivatedRoute, Router } from '@angular/router';
 
-import { Observable } from 'rxjs';
+import { BehaviorSubject, Observable } from 'rxjs';
 import { ItemDataService } from '../../core/data/item-data.service';
 import { RemoteData } from '../../core/data/remote-data';
 
 import { Item } from '../../core/shared/item.model';
 
 import { fadeInOut } from '../../shared/animations/fade';
-import { getAllSucceededRemoteDataPayload, redirectOn4xx } from '../../core/shared/operators';
+import { getAllSucceededRemoteDataPayload, getFirstSucceededRemoteData, redirectOn4xx } from '../../core/shared/operators';
 import { ViewMode } from '../../core/shared/view-mode.model';
 import { AuthService } from '../../core/auth/auth.service';
 import { getItemPageRoute } from '../item-page-routing-paths';
 import { AuthorizationDataService } from '../../core/data/feature-authorization/authorization-data.service';
 import { FeatureID } from '../../core/data/feature-authorization/feature-id';
+import { TranslateService } from '@ngx-translate/core';
+import { ResearcherProfileService } from '../../core/profile/researcher-profile.service';
+import { ResearcherProfile } from '../../core/profile/model/researcher-profile.model';
+import { isNotUndefined } from '../../shared/empty.util';
+import { NotificationsService } from '../../shared/notifications/notifications.service';
+
 
 /**
  * This component renders a simple item page.
@@ -55,13 +61,27 @@ export class ItemPageComponent implements OnInit {
    */
   isAdmin$: Observable<boolean>;
 
+  itemUrl: string;
+
+  public claimable$: BehaviorSubject<boolean> =  new BehaviorSubject<boolean>(false);
+  public isProcessing$: BehaviorSubject<boolean> = new BehaviorSubject<boolean>(false);
+
   constructor(
     protected route: ActivatedRoute,
     private router: Router,
     private items: ItemDataService,
     private authService: AuthService,
-    private authorizationService: AuthorizationDataService
-  ) { }
+    private authorizationService: AuthorizationDataService,
+    private translate: TranslateService,
+    private notificationsService: NotificationsService,
+    private researcherProfileService: ResearcherProfileService
+  ) { 
+    this.route.data.pipe(
+      map((data) => data.dso as RemoteData<Item>)
+    ).subscribe((data: RemoteData<Item>) => {
+      this.itemUrl = data?.payload?.self
+    });    
+  }
 
   /**
    * Initialize instance variables
@@ -77,5 +97,56 @@ export class ItemPageComponent implements OnInit {
     );
 
     this.isAdmin$ = this.authorizationService.isAuthorized(FeatureID.AdministratorOf);
+
+    this.authorizationService.isAuthorized(FeatureID.ShowClaimItem, this.itemUrl).pipe(
+      take(1)
+    ).subscribe((isAuthorized: boolean) => {
+      this.claimable$.next(isAuthorized)
+    });
+  }
+
+  claim() {
+    this.isProcessing$.next(true);
+
+    this.authorizationService.isAuthorized(FeatureID.CanClaimItem, this.itemUrl).pipe(
+      take(1)
+    ).subscribe((isAuthorized: boolean) => {
+      if (!isAuthorized) {
+        this.notificationsService.warning(this.translate.get('researcherprofile.claim.not-authorized'));
+        this.isProcessing$.next(false);
+      } else {
+        this.createFromExternalSource();
+      }
+    });
+
+  }
+
+  createFromExternalSource() {
+    this.researcherProfileService.createFromExternalSource(this.itemUrl).pipe(
+      tap((rd: any) => {
+        if (!rd.hasSucceeded) {
+          this.isProcessing$.next(false);
+        }
+      }),
+      getFirstSucceededRemoteData(),
+      mergeMap((rd: RemoteData<ResearcherProfile>) => {
+        return this.researcherProfileService.findRelatedItemId(rd.payload);
+      }))
+    .subscribe((id: string) => {
+      if (isNotUndefined(id)) {
+        this.notificationsService.success(this.translate.get('researcherprofile.success.claim.title'),
+          this.translate.get('researcherprofile.success.claim.body'));
+        this.claimable$.next(false);
+        this.isProcessing$.next(false);
+      } else {
+        this.notificationsService.error(
+          this.translate.get('researcherprofile.error.claim.title'),
+          this.translate.get('researcherprofile.error.claim.body'));
+      }
+    });
+  }
+
+  isClaimable(): Observable<boolean> {
+    return this.claimable$;
   }
 }
diff --git a/src/assets/i18n/en.json5 b/src/assets/i18n/en.json5
index d0ff85ba51..05047cefa7 100644
--- a/src/assets/i18n/en.json5
+++ b/src/assets/i18n/en.json5
@@ -2130,6 +2130,8 @@
 
   "item.page.version.hasDraft": "A new version cannot be created because there is an inprogress submission in the version history",
 
+  "item.page.claim.button": "Claim",
+
   "item.preview.dc.identifier.uri": "Identifier:",
 
   "item.preview.dc.contributor.author": "Authors:",