United States
US 12,696,929 B2
Structured filter material for nicotine delivery products
US 12,696,929 B2 is a granted patent from the United States Patent and Trademark Office (USPTO), dated 2026-08-04. Applicant: DELFORTGROUP AG. Its PDF downloads from this page without an account, up to 5 a day.
- Applicant
- DELFORTGROUP AG
- Inventors
- Stefan BACHMANN
- Publication date
- 2026-08-04
- Filing date
- 2023-08-11
- Document type
- B2 Granted patent
- Also written as
- US 12,696,929 B2 · US12696929 · 12696929
Abstract
A filter material is described for manufacturing a nicotine delivery product, wherein the filter material is hydroentangled and contains at least 50% and at most 100% cellulose fibers, each with respect to the mass of the filter material, wherein the filter material has a basis weight of at least 25 g/m2 and at most 60 g/m2, and wherein the filter material has a structure that is characterized in that it provides the filter material with a transparency that, measured in accordance with DIN 53147:1993-01, is at least 45% and at most 70%.…
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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