C08F 299/02
From unsaturated polycondensates
Official title: from unsaturated polycondensates
C08F299/02 (From unsaturated polycondensates) appears on 1,531 US grants and 805 published applications in this corpus.
Search patents in C08F- Granted patents
- 1,531
- Published applications
- 805
- Assignees
- 701
- Inventors
- 3,465
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 36 | 0 |
| 1977 | 47 | 0 |
| 1978 | 78 | 0 |
| 1979 | 51 | 0 |
| 1980 | 43 | 0 |
| 1981 | 71 | 0 |
| 1982 | 44 | 0 |
| 1983 | 48 | 0 |
| 1984 | 63 | 0 |
| 1985 | 61 | 0 |
| 1986 | 46 | 0 |
| 1987 | 49 | 0 |
| 1988 | 41 | 0 |
| 1989 | 60 | 0 |
| 1990 | 46 | 0 |
| 1991 | 54 | 0 |
| 1992 | 43 | 0 |
| 1993 | 34 | 0 |
| 1994 | 28 | 0 |
| 1995 | 19 | 0 |
| 1996 | 11 | 0 |
| 1997 | 10 | 0 |
| 1998 | 8 | 0 |
| 1999 | 7 | 0 |
| 2000 | 9 | 0 |
| 2001 | 13 | 4 |
| 2002 | 8 | 7 |
| 2003 | 6 | 12 |
| 2004 | 7 | 3 |
| 2005 | 3 | 11 |
| 2006 | 9 | 4 |
| 2007 | 2 | 8 |
| 2008 | 6 | 16 |
| 2009 | 4 | 15 |
| 2010 | 2 | 24 |
| 2011 | 9 | 21 |
| 2012 | 12 | 29 |
| 2013 | 15 | 26 |
| 2014 | 25 | 40 |
| 2015 | 27 | 39 |
| 2016 | 33 | 43 |
| 2017 | 30 | 49 |
| 2018 | 35 | 41 |
| 2019 | 41 | 64 |
| 2020 | 48 | 51 |
| 2021 | 45 | 60 |
| 2022 | 37 | 39 |
| 2023 | 26 | 48 |
| 2024 | 35 | 49 |
| 2025 | 23 | 64 |
| 2026 | 23 | 38 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Monomer isomerization and polymer fluorination for sustainable depolymerizable polymers6 Oct 2026US 12,753,252 B2The University of Akron
- Photocurable resin composition, cured product thereof, and method for producing three-dimensional object29 Sep 2026US 12,747,305 B2Canon Kabushiki Kaisha
- Method for producing catalyst for polymerization of olefin, catalyst for polymerization of olefin, and method for producing polymer of olefin15 Sep 2026US 12,735,525 B2Toho Titanium Co., Ltd.
- Curable resin, curable resin composition, and cured product2 Jun 2026US 12,643,977 B2DIC Corporation
- Free-radically polymerizable compounds, compositions including the same, polymerized compounds, methods of making and articles including the same2 Jun 2026US 12,645,139 B23M Innovative Properties Company
- A biobased radical curable composition for forming solid objects8 Oct 2026US 2026/0308289 A1Allnex Belgium S.A.
- Outdoor printed board material and manufacturing method therefor1 Oct 2026US 2026/0304613 A1Resonac Corporation
- Hydrogenated block copolymers as compatibilizers24 Sep 2026US 2026/0286034 A1Kraton Corporation
- Ethylene-rich diene polymers having a polyvinylpyridine block, and method for the synthesis thereof17 Sep 2026US 2026/0275021 A1Compagnie Generale Des Etablissements Michelin
- Radiation curable compositions for coating optical fibers27 Aug 2026US 2026/0250540 A1Covestro LLC
Most cited
By later US patents
- Novel prepolymers useful in biomedical devices618US 5,034,461 ABausch & Lomb Incorporated · 1991
- Enhancing the hydrophilicity of silicone polymers412US 5,397,848 AAllergan, Inc. · 1995
- Wettable, flexible, oxygen permeable, substantially non-swellable contact lens containing block copolymer polysiloxane-polyoxyalkylene backbone units, and use thereof363US 4,740,533 ACiba-Geigy Corporation · 1988
- Unsaturated polysiloxanes and polymers thereof291US 4,605,712 ACiba-Geigy Corporation · 1986
- Hydrophilic contact lens made from polysiloxanes containing hydrophilic sidechains288US 4,259,467 ABausch & Lomb Incorporated · 1981