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:
Dec. 28, 1999
Filed:
Mar. 19, 1998
Applicant:
Inventor:
John Scott Hallock, Ellicott City, MD (US);
Assignee:
W.R. Grace & Co.-Conn., New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428 357 ; 25218821 ; 25218822 ; 25218823 ; 2065246 ;
Abstract
An oxygen scavenging composition capable of providing good oxygen absorption capabilities wherein the oxygen scavenging agent is a hydroxosulfitometalate. Methods for making a hydroxosulfitometalate are also disclosed.