The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 30, 1980
Filed:
Nov. 24, 1978
Applicant:
Inventors:
Khalid A Karim, Houston, TX (US);
James H Rea, Houston, TX (US);
Assignee:
Gulf Oil Corporation, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
264236 ; 264331 ; 264347 ; 528126 ; 528128 ;
Abstract
Fine particles of acetylene end-capped polyimide oligomers are copression-molded at ambient temperature. The preformed moldings are cured without melting the resin by heating to an elevated temperature which is lower than the oligomer's melting point.