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:
Oct. 07, 2025
Filed:
Mar. 25, 2021
Applicants:
Alexander Werjefelt, Kamuela, HI (US);
Christian Werjefelt, Kaneohe, HI (US);
Bertil Wejefelt, Kaneohe, HI (US);
Inventors:
Alexander Werjefelt, Kamuela, HI (US);
Christian Werjefelt, Kaneohe, HI (US);
Bertil Wejefelt, Kaneohe, HI (US);
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A62B 7/10 (2006.01); A42B 3/28 (2006.01); A62B 7/12 (2006.01); A62B 9/00 (2006.01); A62B 13/00 (2006.01); A62B 17/04 (2006.01); A62B 18/00 (2006.01); A62B 18/04 (2006.01); A62B 18/08 (2006.01); A62B 31/00 (2006.01); A61M 16/06 (2006.01); A62B 9/02 (2006.01); A62B 18/10 (2006.01);
U.S. Cl.
CPC ...
A62B 7/10 (2013.01); A42B 3/288 (2013.01); A62B 7/12 (2013.01); A62B 9/00 (2013.01); A62B 13/00 (2013.01); A62B 17/04 (2013.01); A62B 18/006 (2013.01); A62B 18/04 (2013.01); A62B 18/08 (2013.01); A62B 31/00 (2013.01); A61M 16/0627 (2014.02); A61M 2202/0208 (2013.01); A62B 9/02 (2013.01); A62B 18/10 (2013.01);
Abstract
A pathogen protection device includes an enclosure made of air-tight material, the enclosure is configured to seal a user's head from outside of the enclosure and allow the user to see through; and a filter is disposed on a wall of the enclosure to allow filtered air to enter and exit the enclosure, the filter is configured to remove pathogens from the filtered air.