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:005588/0317   Pages: 2
Recorded: 04/26/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Total properties: 1
1
Patent #:
Issue Dt:
02/16/1993
Application #:
07465240
Filing Dt:
04/26/1990
Title:
POROUS HYDROPHILIC POLYPROPYLENE MEMBRANE, METHOD FOR PRODUCTION THEREOF, AND BLOOD PLASMA SEPARATION APPARATUS
Assignors
1
Exec Dt:
04/09/1990
2
Exec Dt:
04/09/1990
3
Exec Dt:
04/05/1990
4
Exec Dt:
04/05/1990
Assignees
1
3-1, KASUMIGASEKI 1-CHOME, CHIYODA-KU
TOKYO 100, JAPAN
2
44-1, HATAGAYA 2-CHOME, SHIBUYA-KU
TOKYO 151, JAPAN
Correspondence name and address
PLATON N. MANDROS
BURNS, DOANE, SWECKER & MATHIS
GEORGE MASON BUILDING, P. O. BOX 1404
WASHINGTON AND PRINCE STREETS
ALEXANDRIA, VA 22313-1404

Search Results as of: 05/13/2024 12:16 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