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 Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : KAHSNITZ, JOHN
Total Assignments: 9
Assignment: 1
Reel/Frame:006187/0538   Pages: 3
Recorded: 07/23/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KAHSNITZ, JOHN
Exec Dt:
06/19/1991
2
OBERHOLZ, ALFRED
Exec Dt:
06/20/1991
3
KNIPPENBERG, UDO
Exec Dt:
06/19/1991
4
ZOLFFEL, MICHAEL
Exec Dt:
06/20/1991
Assignee
1
HULS AKTIENGESELLSCHAFT
D-4370 MARL PAUL-BAUMANN-STRASSE 1, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5177229
NONE
07727950
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER &
NEUSTADT - ROBERT F. GNUSE
FOURTH FLR., 1755 JEFF DAVIS HWY.
ARLINGTON, VA 22202
Assignment: 2
Reel/Frame:006478/0786   Pages: 3
Recorded: 03/30/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
OBERHOLZ, ALFRED
Exec Dt:
10/16/1991
2
KAHSNITZ, JOHN
Exec Dt:
10/24/1991
3
SCHMIDT, STEFAN
Exec Dt:
11/04/1991
Assignee
1
HUELS AKTIENGESELLSCHAFT - PB 15
PAUL-BAUMANN-STRASSE 1
POSTFACH 13 20 MARL, GERMANY GERMANY D-4370
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5227480
NONE
07779233
Correspondence name and address
C. IRVIN MCCLELLAND
OBLON SPIVAK MCCLELLAND MAIER & NEUSTADT
1755 JEFFERSON DAVIS HIGHWAY, 4TH FLOOR
ARLINGTON, VA 22202
Assignment: 3
Reel/Frame:007655/0374   Pages: 3
Recorded: 09/18/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GRUND, GERDA
Exec Dt:
07/21/1995
2
KAHSNITZ, JOHN
Exec Dt:
07/21/1995
Assignee
1
HUELS AKTIENGESELLSCHAFT
PAUL-BAUMANN-STRASSE 1
MARL, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5681476
NONE
08529627
Correspondence name and address
RICHARD L. TREANOR, PH.D.
OBLON, SPIVAK, MCCLELLAND, ET AL.
FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VA 22202
Assignment: 4
Reel/Frame:008445/0990   Pages: 3
Recorded: 02/10/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GRUND, GERDA
Exec Dt:
11/26/1996
2
KAHSNITZ, JOHN
Exec Dt:
11/26/1996
Assignee
1
HUELS AKTIENGESELLSCHAFT
PAUL-BAUMANN-STRASSE 1
MARL, D-45764, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6270676
NONE
08797126
Correspondence name and address
J. DEREK MASON
OBLON, SPIVAK, MCCLELLAND, ET AL.
1755 JEFFERSON DAVIS HWY., 4TH FLOOR
ARLINGTON, VA 22202
Assignment: 5
Reel/Frame:009730/0093   Pages: 3
Recorded: 01/29/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FAST, PETER
Exec Dt:
09/30/1997
2
GRUND, GERDA
Exec Dt:
10/29/1997
3
KAHSNITZ, JOHN
Exec Dt:
10/21/1997
Assignee
1
HUELS AKTIENGESELLSCHAFT
PAUL-BAUMANN-STRASSE 1
D-45764 MARL, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6117331
NONE
08820905
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, ET AL.
ROBERT F. GNUSE
1755 JEFFERSON DAVIS HIGHWAY, 4TH FLOOR
ARLINGTON, VA 22202
Assignment: 6
Reel/Frame:012634/0182   Pages: 3
Recorded: 02/28/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BURGHARDT, RUDOLF
Exec Dt:
01/08/2002
2
KAHSNITZ, JOHN
Exec Dt:
01/08/2002
Assignee
1
DEGUSSA AG
BENNIGSENPLATZ 1
D-40474 DUESSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020159945
10084230
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER, ET AL.
FREDERICK D. VASTINE, PH.D.
1755 JEFFERSON DAVIS HIGHWAY
FOURTH FLOOR
ARLINGTON, VA 22202
Assignment: 7
Reel/Frame:013050/0710   Pages: 3
Recorded: 06/26/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KRISSMANN, JOERG
Exec Dt:
05/23/2002
2
KAHSNITZ, JOHN
Exec Dt:
05/23/2002
3
BURGHARDT, RUDOLF
Exec Dt:
05/23/2002
Assignee
1
DEGUSSA AG
BENNIGSENPLATZ 1
D-40474, DUESSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20030019360
10179957
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND & ET AL
1755 JEFFERSON DAVIS HIGHWAY
FOURTH FLOOR
ARLINGTON, VIRGINIA 22202
Assignment: 8
Reel/Frame:019957/0862   Pages: 10
Recorded: 10/12/2007
Attorney Dkt #:313116US0PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SONNENSCHEIN, RAYMUND
Exec Dt:
02/06/2007
2
ADLER, PETER
Exec Dt:
02/06/2007
3
POEPKEN, TIM
Exec Dt:
03/21/2007
4
KAHSNITZ, JOHN
Exec Dt:
02/06/2007
Assignee
1
DEGUSSA GMBH
BENNIGSENPLATZ 1
DUESSELDORF, GERMANY D-40474
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8038961
US20080095691
11575226
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 9
Reel/Frame:021524/0499   Pages: 4
Recorded: 09/12/2008
Attorney Dkt #:18744-0045
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JANSEN, MARTIN
Exec Dt:
07/30/2007
2
JASCHKE, THOMAS
Exec Dt:
08/07/2007
3
KAHSNITZ, JOHN
Exec Dt:
08/15/2007
4
SCHMIDT, JORG
Exec Dt:
08/31/2007
5
SCHLADERBECK, NORBERT
Exec Dt:
08/30/2007
Assignee
1
MAX-PLANCK-GESELLSCHAFT ZUR FORDERUNG DER WISSENSCHAFTEN E.V.
HOFGARTENSTRASSE 8
MUNICH, GERMANY 80539
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090030157
11815636
Correspondence name and address
SUTHERLAND ASBILL & BRENNAN LLP
999 PEACHTREE STREET, NE
ATLANTA, GA 30309

Search Results as of: 05/23/2024 09:23 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