United States
US 12,702,158 B2
Filter for smoking or vaping article comprising a two-layer material
US 12,702,158 B2 is a granted patent from the United States Patent and Trademark Office (USPTO), dated 2026-08-11. Applicant: Schweitzer-Mauduit International, Inc. Its PDF downloads from this page without an account, up to 5 a day.
- Applicant
- Schweitzer-Mauduit International, Inc.
- Inventors
- Patrick Guilchet; Diane Raverdy-Lambert
- Publication date
- 2026-08-11
- Filing date
- 2022-11-16
- Document type
- B2 Granted patent
- Also written as
- US 12,702,158 B2 · US12702158 · 12702158
Abstract
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 opening of the abstract. The full text is in the PDF.
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Patent office website: United States Patent and Trademark Office (USPTO)
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