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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 : SIPPEL, ACHIM
Total Assignments: 11
Assignment: 1
Reel/Frame:004961/0497   Pages: 2
Recorded: 06/30/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
04/13/1988
2
Exec Dt:
04/13/1988
3
Exec Dt:
04/13/1988
Assignee
1
PATENTABTEILUNG ULMENSTRASSE 125 POSTFACH 6609
4000 DUSSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07213606
Correspondence name and address
SPENCER AND FRANK
1111 - 19TH STREET NW
WASHINGTON, DC 20036
Assignment: 2
Reel/Frame:005019/0220   Pages: 2
Recorded: 01/12/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
01/03/1989
2
Exec Dt:
01/03/1989
3
Exec Dt:
01/03/1989
Assignee
1
ULMENSTR. 125
D-4000 DUSSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07296150
Correspondence name and address
SPENCER & FRANK
1111 - 19TH STREET, N. W.
WASHINGTON, DC 20036
Assignment: 3
Reel/Frame:005342/0755   Pages: 3
Recorded: 03/22/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
01/08/1990
2
Exec Dt:
01/08/1990
3
Exec Dt:
01/08/1990
4
Exec Dt:
01/08/1990
Assignee
1
ULMENSTRASSE 125
D-4000 DUSSELDORF 1, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07469590
Correspondence name and address
SPENCER & FRANK
1111 - 19TH STREET, N. W.
WASHINGTON, DC 20036
Assignment: 4
Reel/Frame:005448/0306   Pages: 5
Recorded: 08/15/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
07/09/1990
2
Exec Dt:
07/09/1990
3
Exec Dt:
07/09/1990
4
Exec Dt:
07/09/1990
5
Exec Dt:
07/09/1990
6
Exec Dt:
07/09/1990
7
Exec Dt:
07/09/1990
8
Exec Dt:
07/09/1990
9
Exec Dt:
07/09/1990
10
Exec Dt:
07/09/1990
Assignee
1
ULMENSTR. 125
4000 DUSSELDORF 30, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07539826
Correspondence name and address
SPENCER & FRANK
1111 - 19TH STREET, NW
WASHINGTON, DC 20036
Assignment: 5
Reel/Frame:005486/0956   Pages: 3
Recorded: 10/16/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
09/25/1990
2
Exec Dt:
09/25/1990
3
Exec Dt:
09/25/1990
4
Exec Dt:
09/25/1990
Assignee
1
ULMENSTRASSE 125, POSTFACH 6609
D-4000 DUSSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07600414
Correspondence name and address
SPENCER & FRANK
1111 - 19TH STREET, N.W.
WASHINGTON, DC 20036
Assignment: 6
Reel/Frame:005628/0485   Pages: 4
Recorded: 02/22/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
01/14/1991
2
Exec Dt:
01/14/1991
3
Exec Dt:
01/14/1991
4
Exec Dt:
01/14/1991
5
Exec Dt:
01/14/1991
6
Exec Dt:
01/31/1991
Assignee
1
ULMENSTRASSE 125
D-4000 DUSSLEDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07635826
Correspondence name and address
SPENCER & FRANK
1111 19TH STREET, NW
WASHINGTON, DC 20036
Assignment: 7
Reel/Frame:005761/0773   Pages: 4
Recorded: 06/12/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
05/15/1991
2
Exec Dt:
05/15/1991
3
Exec Dt:
05/15/1991
4
Exec Dt:
05/16/1991
5
Exec Dt:
05/16/1991
6
Exec Dt:
05/16/1991
Assignee
1
ULMENSTRASSE 125
D-4000 DUSSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07683959
Correspondence name and address
SPENCER & FRANK
1111 NINETEENTH STREET, N.W.
WASHINGTON, DC 20036
Assignment: 8
Reel/Frame:006277/0763   Pages: 4
Recorded: 09/21/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
09/01/1992
2
Exec Dt:
09/01/1992
3
Exec Dt:
09/08/1992
4
Exec Dt:
09/11/1992
5
Exec Dt:
09/02/1992
Assignee
1
ULMENSTRASSE 125
W-4000 DUSSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07947397
Correspondence name and address
NORMAN N. KUNITZ
SPENCER, FRANK & SCHNEIDER
1111 19THY STREET, N.W.
WASHINGTON, D.C. 20036
Assignment: 9
Reel/Frame:006282/0727   Pages: 4
Recorded: 09/21/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
09/01/1992
2
Exec Dt:
09/08/1992
3
Exec Dt:
09/03/1992
4
Exec Dt:
09/03/1992
5
Exec Dt:
09/03/1992
Assignee
1
ULMENSTRASSE 125
W-4000 DUSSELDORF 30, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07947399
Correspondence name and address
NORMAN N. KUNITZ
SPENCER, FRANK & SCHNEIDER
1111 NINETEENTH STREET, N.W.
WASHINGTON, DC 20231
Assignment: 10
Reel/Frame:006594/0687   Pages: 5
Recorded: 06/03/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/16/1993
2
Exec Dt:
03/31/1993
3
Exec Dt:
03/31/1993
4
Exec Dt:
03/26/1993
5
Exec Dt:
04/06/1993
6
Exec Dt:
04/20/1993
7
Exec Dt:
04/06/1993
Assignee
1
PEMPELFURTSTR. 1
4030 RATINGEN 1, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08025400
Correspondence name and address
SPENCER, FRANK & SCHNEIDER
NORMAN N. KUNITZ
1111 19TH STREET, N.W.
WASHINGTON, DC 20036
Assignment: 11
Reel/Frame:007315/0960   Pages: 3
Recorded: 01/18/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/12/1994
2
Exec Dt:
10/12/1994
3
Exec Dt:
11/14/1994
4
Exec Dt:
12/22/1994
5
Exec Dt:
11/08/1994
6
Exec Dt:
10/12/1994
Assignee
1
PEMPELFURTSTRASSE 1
40880 RATINGEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08303027
Correspondence name and address
NORMAN N. KUNITZ
SPENCER, FRANK & SCHNEIDER
SUITE 300 EAST
1100 NEW YORK AVENUE, N.W.
WASHINGTON, D.C. 20005-3955

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