B29K 2823/00
Use of polyalkenes or derivatives thereof as mould material
B29K2823/00 (Use of polyalkenes or derivatives thereof as mould material) appears on 115 US grants and 146 published applications in this corpus.
Search patents in B29K- Granted patents
- 115
- Published applications
- 146
- Assignees
- 102
- Inventors
- 304
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 5 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 5 |
| 2005 | 1 | 0 |
| 2006 | 2 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 2 |
| 2010 | 2 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 2 |
| 2013 | 1 | 9 |
| 2014 | 2 | 3 |
| 2015 | 2 | 5 |
| 2016 | 4 | 9 |
| 2017 | 6 | 8 |
| 2018 | 9 | 20 |
| 2019 | 7 | 15 |
| 2020 | 8 | 8 |
| 2021 | 7 | 9 |
| 2022 | 6 | 14 |
| 2023 | 10 | 7 |
| 2024 | 12 | 14 |
| 2025 | 6 | 5 |
| 2026 | 7 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Textiles and articles, and processes for making the same25 Aug 2026US 12,716,151 B2NIKE, Inc.
- Method for producing wettable silicone hydrogel contact lenses11 Aug 2026US 12,703,161 B2Alcon Inc.
- Textiles and articles, and processes for making the same11 Aug 2026US 12,703,934 B2NIKE, Inc.
- Method to manufacture a mold for lenses, and corresponding mold28 Jul 2026US 12,691,650 B2Leonardo Vision S.R.L.
- Knit textiles and uppers, and processes for making the same14 Jul 2026US 12,680,204 B2NIKE, Inc.
- Sacrificial element for the production of ribbed bodies of composite material20 Aug 2026US 2026/0241615 A1Addyx S.R.L.
- Biodegradable and barrier pvoh-based materials and products made therefrom23 Jul 2026US 2026/0209451 A1Solutum Technologies Ltd
- Forming monolithic polyethylene articles18 Jun 2026US 2026/0166785 A1W. L. Gore & Associates, Inc.
- Silicone hydrogel, contact lens, method for producing silicone hydrogel, and method for producing contact lens14 May 2026US 2026/0132238 A1Mitsubishi Chemical Corporation
- Method and apparatus relating to injection molding contact lens mold halves8 Jan 2026US 2026/0008244 A1CooperVision International Limited
Most cited
By later US patents
- Method of making high quality plastic lenses131US 4,166,088 A1979
- Vacuum bagging apparatus and method including a thermoplastic elastomer film vacuum bag87US 5,123,985 A1992
- Molded polymeric object with wettable surface made from latent-hydrophilic monomers71US 5,779,943 AJohnson & Johnson Vision Products, Inc. · 1998
- Method for the preparation of hydrophilic gels by monomer casting43US 4,534,916 ACeskoslovenska · 1985
- Production of oxygen permeable contact lenses37US 4,400,333 A1983