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 : HEITZER, HELMUT
Total Assignments: 4
Assignment: 1
Reel/Frame:004781/0365   Pages: 1
Recorded: 08/31/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
08/20/1987
2
Exec Dt:
08/20/1987
Assignee
1
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07091577
Correspondence name and address
SPRUNG HORN KRAMER AND WOODS
600 THIRD AVENUE
NEW YORK, NY 10016
Assignment: 2
Reel/Frame:005142/0500   Pages: 1
Recorded: 09/20/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
09/12/1989
2
Exec Dt:
09/12/1989
3
Exec Dt:
09/12/1989
4
Exec Dt:
09/12/1989
Assignee
1
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07409909
Correspondence name and address
SPRUNG, HORN, KRAMER & WOODS
600 THIRD AVE.,
NEW YORK, NY 10016
Assignment: 3
Reel/Frame:005714/0571   Pages: 2
Recorded: 05/16/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
03/21/1991
2
Exec Dt:
03/25/1991
3
Exec Dt:
03/21/1991
4
Exec Dt:
03/22/1991
5
Exec Dt:
03/21/1991
6
Exec Dt:
03/21/1991
Assignee
1
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07701540
Correspondence name and address
SPRUNG, HORN, KRAMER & WOODS
1140 AVE. OF THE AMERICAS
NEW YORK, NY 10036
Assignment: 4
Reel/Frame:005987/0640   Pages: 2
Recorded: 01/16/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
11/25/1991
2
Exec Dt:
11/04/1991
3
Exec Dt:
11/13/1991
4
Exec Dt:
11/11/1991
Assignee
1
A CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07823108
Correspondence name and address
SPRUNG HORN KRAMER & WOODS
1140 AVE. OF THE AMERICAS
NEW YORK, NY 10036

Search Results as of: 05/10/2024 02:33 AM
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