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: 2
Patent #:
Issue Dt:
09/26/2000
Application #:
09230321
Filing Dt:
01/22/1999
Inventors:
HELMUT MACK, THOMAS PFEIFFER, WERNER SEITZ, THOMAS ZIERKE, FRIEDHELM BALKENHOHL et al
Title:
PROCESS FOR PREPARING 3-PYRROLINE-2-CARBOXYLIC ACID DERIVATIVES
Assignment: 1
Reel/Frame:
010187/0443Recorded: 01/22/1999Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
07/28/1997
Exec Dt:
07/28/1997
Exec Dt:
07/28/1997
Exec Dt:
07/28/1997
Exec Dt:
07/28/1997
Exec Dt:
07/28/1997
Assignee:
67056 LUDWIGSHAFEN, GERMANY
Correspondent:
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTICUT AVE., N.W.
WASHINGTON, D.C. 20036
Assignment: 2
Reel/Frame:
030688/0537Recorded: 06/26/2013Pages: 8
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
11/01/2012
Assignee:
MAX-PLANCK-RING 2A
WIESBADEN, GERMANY 65205
Correspondent:
ABBVIE INC.
1 NORTH WAUKEGAN ROAD
NORTH CHICAGO, IL 60064

Search Results as of: 05/09/2024 01:05 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