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. 28, 1978
Filed:
Jul. 27, 1977
Applicant:
Inventors:
John E Callan, Broken Arrow, OK (US);
Eric L Scheinbart, Copley, OH (US);
Assignee:
Cities Service Company, Tulsa, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
260 / ; 260845 ; 260887 ;
Abstract
Hot melt sealant compositions having improved adhesive bonding properties comprise a slightly crosslinked butyl rubber and critically-controlled amounts of a crystalline polymeric resin and a tackifying resin.