B29C 33/62
Based on polymers or oligomers
Official title: based on polymers or oligomers
B29C33/62 (Based on polymers or oligomers) appears on 440 US grants and 292 published applications in this corpus.
Search patents in B29C- Granted patents
- 440
- Published applications
- 292
- Assignees
- 276
- Inventors
- 956
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 6 | 0 |
| 1978 | 6 | 0 |
| 1979 | 12 | 0 |
| 1980 | 12 | 0 |
| 1981 | 13 | 0 |
| 1982 | 9 | 0 |
| 1983 | 8 | 0 |
| 1984 | 8 | 0 |
| 1985 | 11 | 0 |
| 1986 | 11 | 0 |
| 1987 | 11 | 0 |
| 1988 | 8 | 0 |
| 1989 | 13 | 0 |
| 1990 | 7 | 0 |
| 1991 | 11 | 0 |
| 1992 | 12 | 0 |
| 1993 | 12 | 0 |
| 1994 | 12 | 0 |
| 1995 | 9 | 0 |
| 1996 | 9 | 0 |
| 1997 | 15 | 0 |
| 1998 | 14 | 0 |
| 1999 | 8 | 0 |
| 2000 | 7 | 0 |
| 2001 | 4 | 2 |
| 2002 | 6 | 8 |
| 2003 | 6 | 12 |
| 2004 | 5 | 11 |
| 2005 | 5 | 6 |
| 2006 | 3 | 14 |
| 2007 | 2 | 11 |
| 2008 | 5 | 18 |
| 2009 | 5 | 13 |
| 2010 | 6 | 13 |
| 2011 | 5 | 12 |
| 2012 | 7 | 15 |
| 2013 | 13 | 13 |
| 2014 | 5 | 9 |
| 2015 | 12 | 14 |
| 2016 | 12 | 13 |
| 2017 | 9 | 16 |
| 2018 | 7 | 14 |
| 2019 | 11 | 11 |
| 2020 | 12 | 17 |
| 2021 | 9 | 11 |
| 2022 | 9 | 13 |
| 2023 | 7 | 9 |
| 2024 | 11 | 10 |
| 2025 | 11 | 2 |
| 2026 | 2 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Embossed release film, vacuum bagging system, and methods of fabricating composite parts using the same14 Jul 2026US 12,679,006 B2Airtech International, Inc.
- Composite mold for manufacturing a microstructured thermoset article, manufacturing method and method for obtaining the mold3 Feb 2026US 12,539,680 B2Essilor International
- Composite material structure manufacturing jig, method of manufacturing the same, and method of manufacturing composite material structure2 Dec 2025US 12,485,628 B2Kawasaki Jukogyo Kabushiki Kaisha
- Release agent and method of producing resin product25 Nov 2025US 12,479,939 B2Harima Chemicals, Inc.
- Fiber reinforced plastic components with increased slip-resistance and methods of manufacture18 Nov 2025US 12,472,702 B2Enduro Composites, Inc.
- Release film for molding and chip packaging method6 Aug 2026US 2026/0231811 A1Nan Ya Plastics Corporation
- Cross-linking acrylic containing composition in voc-free carrier and use thereof as release agent11 Jun 2026US 2026/0159714 A1Illinois Tool Works Inc.
- Release agent and lubricant composition, method for forming coating film, and dry coating film9 Apr 2026US 2026/0098183 A1Yushiro Chemical Industry Co., Ltd.
- Systems and Methods for Making Exercise Resistance Bands Textured on Both Sides26 Feb 2026US 2026/0054120 A1Garware Fulflex India Pvt Limited
- Coating composition and in-mold coating method22 Jan 2026US 2026/0021615 A1Kansai Paint Co., Ltd.
Most cited
By later US patents
- Mold release composition with polybutadiene and method of coating a mold core766US 5,601,641 ATSE Industries, Inc. · 1997
- Release surfaces, particularly for use in nanoimprint lithography323US 6,309,580 B1Regents of the University of Minnesota · 2001
- Mold material made with additives162US 5,849,209 AJohnson & Johnson Vision Products, Inc. · 1998
- Method of making high quality plastic lenses131US 4,166,088 A1979
- Method for replicating holographic optical elements85US 5,279,689 AE. I. Du Pont de Nemours and Company · 1994