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 #:
9458262
Issue Dt:
10/04/2016
Application #:
13655839
Filing Dt:
10/19/2012
Publication #:
20130102748
Pub Dt:
04/25/2013
Inventors:
Hannah Maria Koenig, Rainer Urban, Klaus Muehlbach, Thomas Wettling, Uwe Rachwalsky et al
Title:
PROCESS FOR PREPARING ISOBUTENE HOMOPOLYMERS OR COPOLYMERS
Assignment: 1
Reel/Frame:
029538/0924Recorded: 12/28/2012Pages: 10
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
KOENIG, HANNAH MARIA
Exec Dt:
10/26/2012
URBAN, RAINER
Exec Dt:
10/31/2012
MUEHLBACH, KLAUS
Exec Dt:
10/26/2012
WETTLING, THOMAS
Exec Dt:
10/26/2012
RACHWALSKY, UWE
Exec Dt:
10/25/2012
HIRSCH, STEFAN
Exec Dt:
10/26/2012
BERG, ANNE
Exec Dt:
11/28/2012
MACH, HELMUT
Exec Dt:
10/31/2012
Assignee:
BASF
.
LUDWIGSHAFEN, GERMANY 67056
Correspondent:
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 2
Reel/Frame:
039901/0366Recorded: 09/02/2016Pages: 12
Conveyance:
CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE'S NAME PREVIOUSLY RECORDED AT REEL: 029538 FRAME: 0924. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors:
KOENIG, HANNAH MARIA
Exec Dt:
10/26/2012
URBAN, RAINER
Exec Dt:
10/31/2012
MUEHLBACH, KLAUS
Exec Dt:
10/26/2012
WETTLING, THOMAS
Exec Dt:
10/26/2012
RACHWALSKY, UWE
Exec Dt:
10/25/2012
HIRSCH, STEFAN
Exec Dt:
10/26/2012
BERG, ANNE
Exec Dt:
11/28/2012
MACH, HELMUT
Exec Dt:
10/31/2012
Assignee:
BASF SE
.
LUDWIGSHAFEN, GERMANY 67056
Correspondent:
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 3
Reel/Frame:
041736/0040Recorded: 02/16/2017Pages: 12
Conveyance:
CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE NAME PREVIOUSLY RECORDED ON REEL 029538 FRAME 0924. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors:
KOENIG, HANNAH MARIA
Exec Dt:
01/24/2017
URBAN, RAINER
Exec Dt:
10/31/2012
MUEHLBACH, KLAUS
Exec Dt:
10/26/2012
WETTLING, THOMAS
Exec Dt:
10/26/2012
RACHWALSKY, UWE
Exec Dt:
10/25/2012
HIRSCH, STEFAN
Exec Dt:
10/26/2012
BERG, ANNE
Exec Dt:
11/28/2012
MACH, HELMUT
Exec Dt:
10/31/2012
Assignee:
BASF SE
.
LUDWIGSHAFEN, GERMANY 67056
Correspondent:
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314

Search Results as of: 06/16/2025 07:28 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