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:
Jun. 29, 1976
Filed:
Sep. 30, 1974
Applicant:
Inventors:
Jiri Jansta, Kostelec nad Labem, CS;
Frantisek Dousek, Prague, CS;
Assignee:
Ceskoslovenska akademie ved, Prague, CS;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B05D / ;
U.S. Cl.
CPC ...
427430 ; 428422 ;
Abstract
A technique is described for treating polytetrafluoroethylene surfaces with an amalgam of an alkaline metal to alter the surface thereof chemically and/or physically.