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 #:
8747541
Issue Dt:
06/10/2014
Application #:
13256557
Filing Dt:
09/14/2011
Publication #:
20120006228
Pub Dt:
01/12/2012
Inventors:
Stefan Scharfe, Christoph Batz-Sohn, Heinz Lach, Andrea Heuschen, Burkhard Standke et al
Title:
DISPERSION CONTAINING SILICA PARTICLES SURFACE-MODIFIED WITH QUATERNARY, AMINOFUNCTIONAL ORGANOSILICON COMPOUNDS
Assignment: 1
Reel/Frame:
026933/0616Recorded: 09/20/2011Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
SCHARFE, STEFAN
Exec Dt:
07/28/2011
BATZ-SOHN, CHRISTOPH
Exec Dt:
06/09/2011
LACH, HEINZ
Exec Dt:
07/28/2011
HEUSCHEN, ANDREA
Exec Dt:
07/28/2011
STANDKE, BURKHARD
Exec Dt:
08/17/2011
WASSMER, CHRISTIAN
Exec Dt:
08/03/2011
Assignee:
EVONIK DEGUSSA GMBH
RELLINGHAUSER STR. 1-11
ESSEN, GERMANY 45128
Correspondent:
OBLON, SPIVAK, 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:
EVONIK DEGUSSA GMBH
Exec Dt:
10/02/2019
Assignee:
EVONIK OPERATIONS GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Correspondent:
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314

Search Results as of: 05/13/2024 02:47 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