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:
06/20/2017
Application #:
14901177
Filing Dt:
12/28/2015
Publication #:
Pub Dt:
06/02/2016
Inventors:
Stephan PEITZ, Frank GEILEN, Dietrich MASCHMEYER, Guido STOCHNIOL
Title:
OLIGOMERIZATION OF C4 STREAMS WITH VERY LOW 1 BUTENE CONTENT
Assignment: 1
Reel/Frame:
039541/0973Recorded: 08/25/2016Pages: 6
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
07/01/2016
Exec Dt:
07/01/2016
Exec Dt:
07/01/2016
Exec Dt:
07/01/2016
Assignee:
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Correspondent:
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 2
Reel/Frame:
051765/0166Recorded: 01/31/2020Pages: 135
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
10/02/2019
Assignee:
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Correspondent:
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 3
Reel/Frame:
065463/0144Recorded: 11/06/2023Pages: 55
Conveyance:
CONFIRMATORY ASSIGNMENT
Assignor:
Exec Dt:
10/12/2023
Assignee:
PAUL-BAUMANN-STRASSE 1
MARL, GERMANY 45772
Correspondent:
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314

Search Results as of: 05/12/2024 04:20 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