Patent Assignment Details
NOTE:Results display only for issued patents and published applications.
For pending or abandoned applications please consult USPTO staff.
|
| Reel/Frame: | 005700/0255 | |
| Pages: | 4 |
| | Recorded: | 05/15/1991 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
|
|
Total properties:
5
|
|
|
|
Patent #:
|
|
Issue Dt:
|
05/02/1989
|
Application #:
|
07050101
|
Filing Dt:
|
05/15/1987
|
|
Title:
|
PHOTOCHROMIC SPIROPYRAN COMPOUNDS
|
|
|
|
|
Patent #:
|
|
Issue Dt:
|
08/29/1989
|
Application #:
|
07057144
|
Filing Dt:
|
06/03/1987
|
|
Title:
|
PHOTOCHROMIC GAMMA BUTYROLACTONES
|
|
|
|
|
Patent #:
|
|
Issue Dt:
|
04/04/1989
|
Application #:
|
07063054
|
Filing Dt:
|
06/17/1987
|
|
Title:
|
PHOTOREACTIVE LENSES WITH ADAMANTANE SPIRO COMPOUNDS
|
|
|
|
|
Patent #:
|
|
Issue Dt:
|
01/14/1992
|
Application #:
|
07185660
|
Filing Dt:
|
04/25/1988
|
|
Title:
|
DOPED POLYMER FILMS FOR WAVEGUIDES
|
|
|
|
|
Patent #:
|
|
Issue Dt:
|
|
Application #:
|
UNAVAILABLE
|
Filing Dt:
|
|
|
Title:
|
|
|
|
Assignee
|
|
|
|
|
| THE GROVE, WARREN LANE, STANMORE |
| MIDDLESEX, HA7 4LY, ENGLAND |
|
|
Correspondence name and address
|
| |
MARTIN FLEIT
|
| |
FLEIT, JACOBSON, COHN, PRICE, ET. AL.
|
| |
THE JENIFER BUILDING
|
| |
400 SEVENTH STREET, N.W.
|
| |
WASHINGTON, DC 20004
|
Search Results as of:
06/04/2024 02:07 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
|
