US Patent Issued to SWM Holdings US on Aug. 11 for "Filter for smoking or vaping article comprising a two-layer material" (French Inventors)

ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,702,158, issued on Aug. 11, was assigned to SWM Holdings US LLC (Atlanta).

"Filter for smoking or vaping article comprising a two-layer material" was invented by Patrick Guilchet (Spay, France) and Diane Raverdy-Lambert (LeMans, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention provides a material which comprises a paper substrate and a nonwoven substrate having a low density which can be used as filter for a smoking or vaping article."

The patent was filed on Nov. 16, 2022, under Application No. 17/988,180.

*For further information, including images, charts and tables, please visit: http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PT...