US Patent Issued to 3M Innovative Properties on Oct. 28 for "Air supply attachment for a helmet" (British, American Inventors)

ALEXANDRIA, Va., Oct. 28 -- United States Patent no. D1,100,364, issued on Oct. 28, was assigned to 3M Innovative Properties Co. (St. Paul, Minn.).

"Air supply attachment for a helmet" was invented by Benjamin A. Johnson (Woodbury, Minn.), Paul A. Martinson (Maplewood, Minn.), Garry J. Walker (Stockton-on-Tees, Great Britain), David J. Schmidt (Lake Elmo, Minn.) and David L. Ausen (Eagan, Minn.).

The patent was filed on Jan. 6, 2025, under Application No. D/982,350.

*For further information, including images, charts and tables, please visit: http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=1&f=G&l=50&co1=AND&d=PTXT&s1=D1100364&OS=D1100364&RS=D1100364

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