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:
Nov. 01, 1988
Filed:
Feb. 01, 1988
Applicant:
Inventors:
Assignee:
I.S.T. Corporation, Shiga, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428265 ; 427379 ; 427394 ; 4273855 ; 4273898 ; 428268 ; 428290 ; 428422 ;
Abstract
A heat-resistant fabric coated or impregnated with tetrafluoroethylene resin is baked at such a temperature for such a period of time that only the resin layer is baked without impairing the strength of the fabric substrate because the substrate is not subjected to a high temperature for a long time.