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:005903/0186   Pages: 2
Recorded: 11/05/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Total properties: 1
1
Patent #:
Issue Dt:
03/23/1993
Application #:
07769383
Filing Dt:
10/01/1991
Title:
AZEOTROPIC COMPOSITION OF 1,1,1,2,3,4,4,5,5,5-DECAFLUOROPENTANE AND TRANS-1,2-DICHLOROETHYLENE, CIS-1,2-DICHLOROETHYLENE OR 1,1-DICHLOROETHANE
Assignor
1
Exec Dt:
09/27/1991
Assignee
1
WILMINGTON, DE
Correspondence name and address
P. MICHAEL WALKER
PATENT DIV., LEGAL DEPT.,
E. I. DU PONT DE NEMOURS & CO.,
WILMINGTON, DE 19898

Search Results as of: 06/25/2024 07:12 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