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 : PFEIFFER, HORST
Total Assignments: 5
Assignment: 1
Reel/Frame:003985/0506   Pages: 1
Recorded: 03/26/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
03/15/1982
Assignee
1
UHLANDSTRASSE 49
D-7209 ALDINGEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06362062
Correspondence name and address
GEORGE F. DVORAK
53 W. JACKSON BLVD.
CHICAGO, IL 60604
Assignment: 2
Reel/Frame:004971/0323   Pages: 1
Recorded: 11/22/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
11/02/1988
Assignee
1
UHLANDSTRASSE 49
D-7209 ALDINGEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07275528
Correspondence name and address
GEORGE F. DVORAK
53 WEST JACKSON BLVD.
CHICAGO, IL 60604
Assignment: 3
Reel/Frame:005331/0056   Pages: 7
Recorded: 05/25/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
04/10/1990
Assignee
1
UHLANDSTR. 49
D-7209 ALDINGEN KR. TUTTLINGEN, WEST, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07529131
Correspondence name and address
GEORGE F. DVORAK
53 WEST JACKSON BLVD.,
CHICAGO, IL 60604
Assignment: 4
Reel/Frame:005737/0872   Pages: 5
Recorded: 06/06/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
05/13/1991
2
Exec Dt:
05/13/1991
Assignee
1
D-7209 ALDINGEN UHLANDSTRASSE 49
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07711457
Correspondence name and address
GEORGE F. DVORAK
53 W. JACKSON BLVD.,
CHICAGO, IL 60604
Assignment: 5
Reel/Frame:010738/0364   Pages: 2
Recorded: 04/07/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
03/31/2000
Assignee
1
POSTFACH 11 51
D-78550 ALDINGEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09466170
Correspondence name and address
KNOBBE, MARTENS, OLSON ET AL
THOMAS R. ARNO
SIXTEENTH FLOOR
620 NEWPORT CENTER DRIVE
NEWPORT BEACH, CA 92660

Search Results as of: 06/04/2024 10:27 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