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 Abstract of Title
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Total Assignments: 3
Patent #:
Issue Dt:
03/17/1992
Application #:
07317172
Filing Dt:
02/28/1989
Inventors:
BRUCE ZENNER, EMORY DE CASTRO, STEVEN J. CARNEVALE
Title:
METHODS, COMPOSITIONS, AND SYSTEMS FOR LIGAND EXTRACTION
Assignment: 1
Reel/Frame:
005058/0876Recorded: 03/31/1989Pages: 1
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
03/06/1989
Exec Dt:
03/06/1989
Exec Dt:
03/06/1989
Assignee:
CALIFORNIA
Correspondent:
JAMES M. HESLIN
TOWNSEND & TOWNSEND
STEUART STREET TOWER
ONE MARKET PLAZA
SAN FRANCISCO, CA 94105
Assignment: 2
Reel/Frame:
006818/0442Recorded: 12/30/1993Pages: 4
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
10/26/1993
Assignee:
980 ATLANTIC AVENUE, #101
ALAMEDA, CALIFORNIA 94501
Correspondent:
TOWNSEND AND TOWNSEND KHOURIE AND CREW
JAMES M. HESLIN
20TH FLOOR, STEUART STREET TOWER
ONE MARKET PLAZA
SAN FRANCISCO, CA 94105-1492
Assignment: 3
Reel/Frame:
007690/0980Recorded: 03/07/1996Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
04/28/1995
Assignee:
1114 AVENUE OF THE AMERICAS
NEW YORK, NEW YORK 10036
Correspondent:
JOHN DANA HUBBARD
PATENT DEPARTMENT
W.R. GRACE & CO.-CONN.
55 HAYDEN AVENUE
LEXINGTON, MA 02173

Search Results as of: 05/25/2024 10:16 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