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. 07, 1989
Filed:
Sep. 29, 1988
Applicant:
Inventor:
John R Kastelic, Katy, TX (US);
Assignee:
Shell Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
525539 ; 428457 ; 428480 ; 428523 ; 528392 ;
Abstract
A process for treating a linear alternating polymer of carbon monoxide and at least one ethylenically unsaturated hydrocarbon with a fluorine to thereby affect the water vapor transmission rate through the polymer, as well as articles and laminar structures produced by that process.