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

Reel/Frame:005008/0049   Pages: 2
Recorded: 01/17/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Total properties: 1
1
Patent #:
Issue Dt:
12/26/1989
Application #:
07281266
Filing Dt:
12/07/1988
Title:
MACROPOROUS POLYMERIC MEMBRANES FOR THE SEPARATION OF POLYMERS AND A METHOD OF THEIR APPLICATION
Assignors
1
Exec Dt:
10/25/1988
2
Exec Dt:
10/25/1988
3
Exec Dt:
10/25/1988
4
Exec Dt:
10/25/1988
Assignees
1
PRAHA, CZECHOSLOVAKIA
2
MOSKVA, UNION OF SOVIET SOCIALIST REPUBLICS
Correspondence name and address
LEYDIG, VOIT & MAYER, LTD.
ONE IBM PLAZA, SUITE 4600
CHICAGO, IL 60611

Search Results as of: 05/25/2024 02:11 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