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:
Apr. 17, 2012
Filed:
Nov. 17, 2006
Applicants:
Horst-christian Langowski, Zolling, DE;
Thomas Wanner, Schrobenhausen, DE;
Inventors:
Horst-Christian Langowski, Zolling, DE;
Thomas Wanner, Schrobenhausen, DE;
Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K 3/00 (2006.01); B01D 53/14 (2006.01); C01B 13/00 (2006.01); B01J 20/22 (2006.01); B65D 81/24 (2006.01); B65D 81/26 (2006.01); B65D 81/28 (2006.01); A23B 7/14 (2006.01); A23B 7/153 (2006.01); A23B 7/154 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to an oxygen scavenger/indicator which contains at least one substance with combined scavenger and indicator function for oxygen, which can absorb oxygen under the effect of moisture in basic conditions, and also to at least one basically reacting compound. The indicator effect is effected by a change in at least one physical property of the substance with combined scavenger and indicator function for oxygen, the change being triggered by the effect of moisture.