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:
Feb. 22, 2022
Filed:
May. 03, 2019
Applicant:
Avon Polymer Products Limited, Wiltshire, GB;
Inventors:
Nicholas John Hunter, Midsomer, GB;
Philip Adam Smith, Trowbridge, GB;
Assignee:
Avon Polymer Products Limited, Wiltshire, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65D 79/00 (2006.01); A62B 18/02 (2006.01); A62B 18/08 (2006.01); A62B 23/02 (2006.01); B65D 75/58 (2006.01); B65D 81/20 (2006.01);
U.S. Cl.
CPC ...
B65D 79/005 (2013.01); A62B 18/02 (2013.01); A62B 18/08 (2013.01); A62B 23/025 (2013.01); B65D 75/5805 (2013.01); B65D 81/2023 (2013.01);
Abstract
A packaged filtration mask comprising a filtration mask packaged in a container in a vacuum or a partial vacuum, wherein the packaged filtration mask comprises an indicator configured to indicate the presence of a vacuum or a partial vacuum in the container, or configured to indicate the lack of a vacuum or a partial vacuum in the container.