美國
US 12,696,929 B2
Structured filter material for nicotine delivery products
US 12,696,929 B2 是美國專利商標局（USPTO）的核准專利，日期 2026-08-04。申請人：DELFORTGROUP AG。PDF 可在本頁下載，未登入每天最多 5 篇。
- 申請人
- DELFORTGROUP AG
- 發明人
- Stefan BACHMANN
- 公開日
- 2026-08-04
- 申請日
- 2023-08-11
- 文件種類
- B2 核准公告
- 也寫作
- US 12,696,929 B2 · US12696929 · 12696929
摘要
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%.…
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專利局網站： 美國專利商標局（USPTO）