C08K 5/5313
Phosphinic compounds
Official title: Phosphinic compounds, e.g. R2=P(:O)OR'
C08K5/5313 (Phosphinic compounds) appears on 527 US grants and 846 published applications in this corpus.
Search patents in C08K- Granted patents
- 527
- Published applications
- 846
- Assignees
- 320
- Inventors
- 1,636
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 7 | 0 |
| 1978 | 6 | 0 |
| 1979 | 4 | 0 |
| 1980 | 7 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 9 | 2 |
| 2002 | 8 | 2 |
| 2003 | 8 | 3 |
| 2004 | 3 | 8 |
| 2005 | 1 | 31 |
| 2006 | 6 | 23 |
| 2007 | 5 | 24 |
| 2008 | 13 | 15 |
| 2009 | 10 | 35 |
| 2010 | 15 | 31 |
| 2011 | 13 | 55 |
| 2012 | 15 | 31 |
| 2013 | 29 | 46 |
| 2014 | 25 | 36 |
| 2015 | 30 | 37 |
| 2016 | 22 | 52 |
| 2017 | 21 | 31 |
| 2018 | 21 | 42 |
| 2019 | 29 | 57 |
| 2020 | 46 | 49 |
| 2021 | 34 | 37 |
| 2022 | 24 | 34 |
| 2023 | 17 | 52 |
| 2024 | 17 | 55 |
| 2025 | 24 | 29 |
| 2026 | 20 | 29 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Image sensor with in-pixel background subtraction and motion detection29 Sep 2026US 12,747,338 B2OmniVision Technologies, Inc.
- 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.
- Copolyetherester1 Sep 2026US 12,723,153 B2Celanese Polymers Holding, Inc.
- Flame retardant polyamide11 Aug 2026US 12,703,772 B2BASF SE
- Polyetherester21 Jul 2026US 12,686,769 B2Celanese Polymers Holding, Inc.
- Flame retardant, composition, and molded article1 Oct 2026US 2026/0297296 A1Adeka Corporation
- Resin composition and electronic component device24 Sep 2026US 2026/0286121 A1Resonac Corporation
- Flame retardant copolyester compositions17 Sep 2026US 2026/0275101 A1Eastman Chemical Company
- Production of flame-retardent polyurethane foam10 Sep 2026US 2026/0265440 A1Evonik Operations GmbH
- Radiation Curable Ink Composition For Ink Jet27 Aug 2026US 2026/0250533 A1Seiko Epson Corporation
Most cited
By later US patents
- Flame-retardant combination152US 6,255,371 B1Clariant GmbH · 2001
- Long-fiber-reinforced flame-retardant polyesters115US 8,962,717 B2BASF SE · 2015
- Synergistic flame protection agent combination for thermoplastic polymers99US 6,365,071 B1Clariant GmbH · 2002
- Flameproofed polyester molding composition97US 5,780,534 ATicona LLC · 1998
- Flame retardant combination for thermoplastic polymers l82US 6,547,992 B1Clariant GmbH · 2003