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:
Sep. 04, 2001
Filed:
Aug. 19, 1999
Applicant:
Inventors:
James George Miller, Ellicott City, MD (US);
Thomas Andrew Blinka, Columbia, MD (US);
Drew Ve Speer, Columbia, MD (US);
William Alfred Feehley, Jr., Kingsville, MD (US);
Assignee:
W.R. Grace & Co.-Conn, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 1/502 ; C09K 1/504 ; C09K 3/00 ;
U.S. Cl.
CPC ...
C09K 1/502 ; C09K 1/504 ; C09K 3/00 ;
Abstract
An oxygen scavenging composition composed of a carrier and a metal coated, inert, porous particulate material having the metal substantially in a zero valence state. The composition is contained within the interior cavity of a container to scavenge oxygen therein. The composition may form at least a part of the interior surface of the container or be present therein in the form of a film, mat, sachet or ceramic.