skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
Patent Assignment Assignee Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignee Name : CONCEPT WORKSHOP WORLDWIDE, LLC
Total Assignments: 20
Assignment: 1
Reel/Frame:008579/0894   Pages: 4
Recorded: 06/24/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SEIDLER, DAVID
Exec Dt:
06/18/1997
Assignee
1
CONCEPT WORKSHOP WORLDWIDE, LLC
133 EAST 58TH STREET
NEW YORK, NEW YORK 10022
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
5109879
NONE
07664738
 
5449077
NONE
08305456
 
5836359
NONE
08671549
 
5673793
NONE
08738023
 
5816404
NONE
08802229
Correspondence name and address
BROWN RAYSMAN MILLSTEIN FELDER, ET AL
RANDY LIPSITZ, ESQ.
120 WEST 45TH STREET
NEW YORK, NY 10036
Assignment: 2
Reel/Frame:008715/0487   Pages: 4
Recorded: 09/04/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SEIDLER, DAVID
Exec Dt:
09/03/1997
Assignee
1
CONCEPT WORKSHOP WORLDWIDE, LLC
133 EAST 58TH STREET
NEW YORK, NEW YORK 10022
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
4795218
NONE
06912295
 
4990016
NONE
07285442
Correspondence name and address
BROWN RAYSMAN MILLSTEIN ET AL.
RANDY LIPSITZ,ESQ.
120 WEST 45TH STREET
NEW YORK, NY 10036
Assignment: 3
Reel/Frame:009766/0453   Pages: 4
Recorded: 02/11/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SEIDLER, DAVID
Exec Dt:
02/11/1999
Assignee
1
CONCEPT WORKSHOP WORLDWIDE, LLC
133 EAST 58TH STREET
NEW YORK, NEW YORK 10022
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6045003
NONE
09248886
Correspondence name and address
KRAMER LEVIN NAFTALIS & FRANKEL LLP
RANDY LIPSITZ, ESQ.
919 THIRD AVENUE
NEW YORK, NY 10022
Assignment: 4
Reel/Frame:010422/0797   Pages: 4
Recorded: 11/23/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SEIDLER, STEWART
Exec Dt:
11/23/1999
Assignee
1
CONCEPT WORKSHOP WORLDWIDE, LLC
133 EAST 58TH STREET
NEW YORK, NEW YORK 10022
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6283298
NONE
09449606
Correspondence name and address
KRAMER LEVIN NAFTALIS & FRANKEL LLP
RANDY LIPSITZ, ESQ.
919 THIRD AVENUE
NEW YORK, NY 10022
Assignment: 5
Reel/Frame:012105/0592   Pages: 4
Recorded: 08/21/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SEIDLER, DAVID
Exec Dt:
08/17/2001
Assignee
1
CONCEPT WORKSHOP WORLDWIDE, LLC
133 EAST 58TH STREET, SUITE 906
NEW YORK, NEW YORK 10022
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7089627
US20020153376
09933992
Correspondence name and address
AMSTER, ROTHSTEIN & EBENSTEIN
NEAL L. ROSENBERG, ESQ.
90 PARK AVENUE
NEW YORK, NY 10016
Assignment: 6
Reel/Frame:012693/0418   Pages: 3
Recorded: 03/07/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SEIDLER, DAVID
Exec Dt:
03/05/2002
Assignee
1
CONCEPT WORKSHOP WORLDWIDE, LLC
SUITE 906
133 EAST 58TH STREET
NEW YORK, NEW YORK 10022
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20030167599
10093919
Correspondence name and address
AMSTER, ROTHSTEIN & EBENSTEIN
NEAL L. ROSENBERG, ESQ.
90 PARK AVE.
NEW YORK, NY 10016
Assignment: 7
Reel/Frame:012761/0744   Pages: 4
Recorded: 04/02/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SEIDLER, DAVID
Exec Dt:
03/22/2002
Assignee
1
CONCEPT WORKSHOP WORLDWIDE, LLC
SUITE 906
133 EAST 58TH STREET
NEW YORK, NEW YORK 10022
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6588958
NONE
10114631
Correspondence name and address
AMSTER, ROTHSTEIN & EBENSTEIN
NEAL L. ROSENBERG, ESQ.
90 PARK AVENUE
NEW YORK, N.Y. 10016
Assignment: 8
Reel/Frame:014842/0684   Pages: 4
Recorded: 12/23/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SEIDLER, DAVID
Exec Dt:
12/23/2003
Assignee
1
CONCEPT WORKSHOP WORLDWIDE, LLC
133 EAST 58TH STREET, STE. 906
NEW YORK, NEW YORK 10022
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7055216
US20040134030
10744340
Correspondence name and address
AMSTER, ROTHSTEIN & EBENSTEIN LLP
NEAL L. ROSENBERG, ESQ.
90 PARK AVENUE
NEW YORK, NY 10016
Assignment: 9
Reel/Frame:014883/0026   Pages: 4
Recorded: 01/12/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SEIDLER, DAVID
Exec Dt:
12/23/2003
Assignee
1
CONCEPT WORKSHOP WORLDWIDE, LLC
133 EAST 58TH STREET, STE. 906
NEW YORK, NEW YORK 10022
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6831541
NONE
10663210
Correspondence name and address
AMSTER, ROTHSTEIN & EBENSTEIN LLP
NEAL L. ROSENBERG, ESQ.
90 PARK AVNEUE
NEW YORK, NY 10016
Assignment: 10
Reel/Frame:017221/0672   Pages: 4
Recorded: 06/13/2005
Attorney Dkt #:24016/21
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEIDLER, HARRIE, AS EXECUTRIX FOR DAVID SEIDLER (DECEASED)
Exec Dt:
04/06/2005
2
SEIDLER, STEWART
Exec Dt:
04/12/2005
Assignee
1
CONCEPT WORKSHOP WORLDWIDE, LLC
133 EAST 58TH STREET, SUITE 90
NEW YORK, NEW YORK 10022
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7337497
US20050210629
11080754
Correspondence name and address
NEAL L. ROSENBERG, ESQ.
AMSTER, ROTHSTEIN & EBENSTEIN LLP
90 PARK AVENUE
NEW YORK, NY 10016
Assignment: 11
Reel/Frame:020523/0252   Pages: 4
Recorded: 02/14/2008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SEIDLER, STEWART
Exec Dt:
01/11/2008
Assignee
1
CONCEPT WORKSHOP WORLDWIDE, LLC
14 FLOOR, 641 LEXINGTON AVENUE
NEW YORK, NEW YORK 10022
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090100732
11875688
Correspondence name and address
BENJAMIN M. HALPERN
AMSTER, ROTHSTEIN & EBENSTEIN LLP
90 PARK AVENUE
NEW YORK, NEW YORK 10016
Assignment: 12
Reel/Frame:023398/0219   Pages: 3
Recorded: 10/20/2009
Attorney Dkt #:24016-35
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SEIDLER, STEWART
Exec Dt:
10/16/2009
Assignee
1
CONCEPT WORKSHOP WORLDWIDE, LLC
641 LEXINGTON AVENUE
14TH FLOOR
NEW YORK, NEW YORK 10022
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100024271
12546503
Correspondence name and address
AMSTER, ROTHSTEIN & EBENSTEIN LLP
90 PARK AVENUE
NEW YORK, NY 10016
Assignment: 13
Reel/Frame:025974/0904   Pages: 3
Recorded: 03/17/2011
Attorney Dkt #:24016-38
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SEIDLER, STEWART
Exec Dt:
03/16/2011
Assignee
1
CONCEPT WORKSHOP WORLDWIDE, LLC
641 LEXINGTON AVENUE
14TH FLOOR
NEW YORK, NEW YORK 10022
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120023798
13016789
Correspondence name and address
AMSTER, ROTHSTEIN & EBENSTEIN LLP
90 PARK AVENUE
NEW YORK, NY 10016
Assignment: 14
Reel/Frame:045073/0708   Pages: 4
Recorded: 03/01/2018
Attorney Dkt #:22736 AND 27094
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SEIDLER, STEWART
Exec Dt:
02/27/2018
Assignee
1
CONCEPT WORKSHOP WORLDWIDE, LLC
641 LEXINGTON AVENUE
NEW YORK, NEW YORK 10022
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
9700119
NONE
15056643
 
10362853
US20170347773
15646354
 
10327572
US20180020850
15655008
Correspondence name and address
COWAN, LIEBOWITZ & LATMAN, P.C.
114 WEST 47TH STREET
NEW YORK, NY 10036-1525
Assignment: 15
Reel/Frame:049953/0558   Pages: 3
Recorded: 08/05/2019
Attorney Dkt #:2680-2 CIP CON
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SEIDLER, STEWART
Exec Dt:
02/27/2018
Assignee
1
CONCEPT WORKSHOP WORLDWIDE, LLC
641 LEXINGTON AVENUE
NEW YORK, NEW YORK 10022
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11006729
US20190350339
16526371
Correspondence name and address
CARTER, DELUCA & FARRELL LLP
576 BROAD HOLLOW ROAD
MELVILLE, NY 11747
Assignment: 16
Reel/Frame:050351/0488   Pages: 5
Recorded: 09/12/2019
Attorney Dkt #:2680-4 CIP & 2680-6 PRO
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SEIDLER, STEWART
Exec Dt:
07/23/2019
Assignee
1
CONCEPT WORKSHOP WORLDWIDE, LLC
641 LEXINGTON AVENUE, 14TH FLOOR
NEW YORK, NEW YORK 10022
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10882661
NONE
16358089
Correspondence name and address
CARTER, DELUCA & FARRELL LLP
576 BROAD HOLLOW ROAD
MELVILLE, NY 11747
Assignment: 17
Reel/Frame:050351/0550   Pages: 4
Recorded: 09/12/2019
Attorney Dkt #:2680-3 CIP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SEIDLER, STEWART
Exec Dt:
07/23/2019
Assignee
1
CONCEPT WORKSHOP WORLDWIDE, LLC
641 LEXINGTON AVENUE, 14TH FLOOR
NEW YORK, NEW YORK 10022
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10638859
US20190313815
16451789
Correspondence name and address
CARTER, DELUCA & FARRELL LLP
576 BROAD HOLLOW ROAD
MELVILLE, NY 11747
Assignment: 18
Reel/Frame:062857/0076   Pages: 5
Recorded: 03/02/2023
Attorney Dkt #:2680-9
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SEIDLER, STEWART
Exec Dt:
02/28/2023
Assignee
1
CONCEPT WORKSHOP WORLDWIDE, LLC
641 LEXINGTON AVENUE
14TH FLOOR
NEW YORK, NEW YORK 10022
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230137303
17976795
Correspondence name and address
CARTER, DELUCA & FARRELL LLP
576 BROAD HOLLOW ROAD
MELVILLE, NY 11747
Assignment: 19
Reel/Frame:063421/0525   Pages: 6
Recorded: 04/24/2023
Attorney Dkt #:2680-8
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SEIDLER, STEWART H.
Exec Dt:
04/22/2023
Assignee
1
CONCEPT WORKSHOP WORLDWIDE, LLC
641 LEXINGTON AVENUE
14TH FLOOR
NEW YORK, NEW YORK 10022
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11896108
US20210153621
17100821
Correspondence name and address
CARTER, DELUCA & FARRELL LLP
576 BROAD HOLLOW ROAD
MELVILLE, NY 11747
Assignment: 20
Reel/Frame:065088/0538   Pages: 6
Recorded: 10/02/2023
Attorney Dkt #:2680-10
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SEIDLER, STEWART
Exec Dt:
09/30/2023
Assignee
1
CONCEPT WORKSHOP WORLDWIDE, LLC
641 LEXINGTON AVENUE
14TH FLOOR
NEW YORK, NEW YORK 10022
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230284767
18120353
Correspondence name and address
CARTER, DELUCA & FARRELL LLP
576 BROAD HOLLOW ROAD
MELVILLE, NY 11747

Search Results as of: 06/22/2025 08:24 PM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT