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. 09, 1980
Filed:
May. 29, 1979
Applicant:
Inventor:
Gerhard R Sprengling, Derry Township, Westmoreland County, PA (US);
Assignee:
Westinghouse Electric Corp., Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
264 71 ; 264122 ; 264126 ; 264263 ; 264272 ; 264347 ; 525397 ; 528129 ; 528503 ;
Abstract
A method of curing phenolic resin near exposed polyethyleneterephthalate subject to degradation by vaporous materials, comprises removing free phenol from the phenolic resin and heating the resin to a cured state.
Sprengling, Gerhard. (1980). Method of curing phenolic resin in an electrical apparatus without (U.S. Patent No. 4221750). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4221750
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile