美國
US 12,697,796 B2
Method for making a closure for a container
US 12,697,796 B2 是美國專利商標局（USPTO）的核准專利，日期 2026-08-04。申請人：SOREMARTEC S.A.。PDF 可在本頁下載，未登入每天最多 5 篇。
- 申請人
- SOREMARTEC S.A.
- 發明人
- Luca ZULIANI
- 公開日
- 2026-08-04
- 申請日
- 2024-07-15
- 文件種類
- B2 核准公告
- 也寫作
- US 12,697,796 B2 · US12697796 · 12697796
摘要
Method for making a closure for closing a container, the closure including a closure body made of paper and an inner sealing element attached to the closure body, the method includes the following steps: providing a sheet material including at least a paper layer and a sealing layer; removing an excess portion of the sealing layer from the sheet material so that the remaining portion of the sealing layer forms the inner sealing element in the sheet material; by use of a forming device, forming the sheet material, in which the inner sealing element has been previously formed, to realize the clo…
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專利局網站： 美國專利商標局（USPTO）