C08K 5/5397
Phosphine oxides
C08K5/5397 (Phosphine oxides) appears on 226 US grants and 282 published applications in this corpus.
Search patents in C08K- Granted patents
- 226
- Published applications
- 282
- Assignees
- 193
- Inventors
- 797
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 9 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 7 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 5 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 2 |
| 2003 | 3 | 6 |
| 2004 | 3 | 0 |
| 2005 | 1 | 3 |
| 2006 | 2 | 1 |
| 2007 | 2 | 1 |
| 2008 | 1 | 4 |
| 2009 | 3 | 8 |
| 2010 | 0 | 6 |
| 2011 | 3 | 6 |
| 2012 | 1 | 4 |
| 2013 | 3 | 4 |
| 2014 | 1 | 6 |
| 2015 | 6 | 8 |
| 2016 | 5 | 9 |
| 2017 | 6 | 6 |
| 2018 | 6 | 10 |
| 2019 | 5 | 18 |
| 2020 | 12 | 37 |
| 2021 | 13 | 32 |
| 2022 | 17 | 26 |
| 2023 | 20 | 26 |
| 2024 | 25 | 22 |
| 2025 | 13 | 22 |
| 2026 | 9 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Resin composition and prepreg, film with resin, metal foil with resin, metal-clad laminated plate, and wiring board using same15 Sep 2026US 12,735,543 B2Panasonic Intellectual Property Management Co., Ltd.
- Adhesive film for semiconductor and semiconductor package using the same8 Sep 2026US 12,729,324 B2LG Chem.Ltd.
- Masterbatch based on a modified polymer and an organophosphorus additive, and method for manufacturing same14 Jul 2026US 12,679,935 B2Compagnie Generale Des Etablissements Michelin
- Adhesive composition2 Jun 2026US 12,644,030 B2Nippon Soda Co., Ltd.
- Composition, optically anisotropic layer, liquid crystal cell, liquid crystal display device, sensor, lens, switching element, isolator, and camera21 Apr 2026US 12,606,746 B2FUJIFILM Corporation
- Compound for use as anti-aging agent in rubber blends, and vehicle tire8 Oct 2026US 2026/0308187 A1Continental Reifen Deutschland GmbH
- 3d printing composition for biomaterials8 Oct 2026US 2026/0308309 A1Tissium
- High-solids triglyceride oil based wood coating compositions8 Oct 2026US 2026/0308388 A1Muylle-Facon
- Photosensitive resin composition, cured product, and semiconductor element24 Sep 2026US 2026/0286032 A1Resonac Corporation
- Resin composition, prepreg, metal-clad laminate, and method for producing same27 Aug 2026US 2026/0250505 A1AGC Inc.
Most cited
By later US patents
- Bisacylphosphine oxides, the preparation and use thereof183US 4,737,593 AFabrik Pharmazeutischer Praparate · 1988
- Bisacylphosphine oxides, the preparation and use thereof62US 4,792,632 AESPE Fabrik Pharmazeutischer Praparate GmbH · 1988
- Acylphosphine oxides and their use44US 4,447,520 ABASF SE · 1984
- UV curable coating compositions, abrasion resistant UV stabilized thermoplastic composites and method28US 5,162,390 AGeneral Electric Company · 1992
- Photocurable resin composition and a method for producing the same27US 6,075,065 AShin-Etsu Chemical Co., Ltd. · 2000