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

Total Assignments: 2
Patent #:
Issue Dt:
07/13/1982
Application #:
06215555
Filing Dt:
12/11/1980
Inventors:
WAYNE R. PRETZER, THADDEUS P. KOBYLINSKI, JOHN E. BOZIK
Title:
PROCESS FOR SELECTIVE FORMATION OF C4 COMPOUNDS AND THIOL-CONTAINING CATALYST SYSTEM USED THEREIN
Assignment: 1
Reel/Frame:
003843/0952Recorded: 12/11/1980Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
12/05/1980
Exec Dt:
12/05/1980
Exec Dt:
12/05/1980
Assignee:
A CORP. OF DE.
PITTSBURGH, PENNSYLVANIA
Correspondent:
DEANE E. KEITH
P. O. BOX 1166
PITTSBURGH, PA 15230
Assignment: 2
Reel/Frame:
004610/0801Recorded: 05/05/1986Pages: 127
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
04/23/1986
Assignee:
CALIFORNIA
Correspondent:
MR. J.A. BUCHANAN, JR.
P.O. BOX 7141
SAN FRANCISCO, CA., 94120-7141

Search Results as of: 05/29/2024 11:38 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