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:
May. 10, 2022
Filed:
Sep. 19, 2018
Applicant:
3m Innovative Properties Company, St. Paul, MN (US);
Inventors:
Martin Berggren, Tällberg, SE;
Thomas B. Stenvall, Sundborn, SE;
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F 9/06 (2006.01); A42B 3/20 (2006.01); A42B 3/22 (2006.01);
U.S. Cl.
CPC ...
A42B 3/20 (2013.01); A42B 3/225 (2013.01); A61F 9/06 (2013.01);
Abstract
A welding helmet () with a head suspension system, a protective shield () and a movable visor (). The protective shield forms a see-through window. The welding helmet further has a first neck shield (). The protective shield forms a lower end at which the first neck shield is removably attachable.