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:
01/12/2010
Application #:
12378508
Filing Dt:
02/17/2009
Publication #:
Pub Dt:
08/20/2009
Inventors:
Wolfgang Lorenz, Matthias Boehm, Richard Adamson, Anke Hielscher, Friedhelm Steffens
Title:
PROCESS FOR THE PREPARATION OF ISOCYANATES
Assignment: 1
Reel/Frame:
022321/0074Recorded: 02/17/2009Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
01/16/2009
Exec Dt:
01/19/2009
Exec Dt:
01/16/2009
Exec Dt:
01/26/2009
Exec Dt:
01/05/2009
Assignee:
51368 LEVERKUSEN, GERMANY
Correspondent:
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205-9741
Assignment: 2
Reel/Frame:
038399/0306Recorded: 03/30/2016Pages: 52
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
09/01/2015
Assignee:
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Correspondent:
DONALD R. PALLADINO
1 COVESTRO CIRCLE
BLDG. 4
PITTSBURGH, PA 15205

Search Results as of: 05/12/2024 01:59 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