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:
09/18/2001
Application #:
09382781
Filing Dt:
08/25/1999
Inventors:
CHRISTOPH WECKBECKER, ERICH KRAUS, KARLHEINZ DRAUZ
Title:
PROCESS FOR PREPARING SULFONYL HALIDES
Assignment: 1
Reel/Frame:
010204/0001Recorded: 08/25/1999Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
08/02/1999
Exec Dt:
08/06/1999
Exec Dt:
08/05/1999
Assignee:
WEISSFRAUENSTRASSE 9
DE-60311 FRANKFURT AM MAIN, GERMANY
Correspondent:
PILLSBURY MADISON & SUTRO LLP
RUTH N. MORDUCH
1100 NEW YORK AVENUE, N.W.
NINTH FLOOR, EAST TOWER
WASHINGTON, D.C. 20005-3918
Assignment: 2
Reel/Frame:
012322/0909Recorded: 10/06/2001Pages: 28
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
02/09/2001
Assignee:
BENNIGSENPLATZ 1
DE-40474 DUSSELDORF, GERMANY
Correspondent:
SMITH, GAMBRELL & RUSSELL, LLP
ROBERT G. WEILACHER
1850 M ST., N.W. (SUITE 800)
WASHINGTON, D.C. 20036

Search Results as of: 08/04/2025 09:58 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