C08K 5/3462
Six-membered rings
C08K5/3462 (Six-membered rings) appears on 437 US grants and 446 published applications in this corpus.
Search patents in C08K- Granted patents
- 437
- Published applications
- 446
- Assignees
- 270
- Inventors
- 1,322
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 9 | 0 |
| 1978 | 12 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 2 | 0 |
| 1982 | 6 | 0 |
| 1983 | 9 | 0 |
| 1984 | 6 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 14 | 0 |
| 1988 | 6 | 0 |
| 1989 | 8 | 0 |
| 1990 | 5 | 0 |
| 1991 | 7 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 6 | 0 |
| 1995 | 6 | 0 |
| 1996 | 5 | 0 |
| 1997 | 6 | 0 |
| 1998 | 4 | 0 |
| 1999 | 7 | 0 |
| 2000 | 7 | 0 |
| 2001 | 6 | 2 |
| 2002 | 1 | 4 |
| 2003 | 8 | 8 |
| 2004 | 5 | 2 |
| 2005 | 3 | 8 |
| 2006 | 4 | 10 |
| 2007 | 1 | 3 |
| 2008 | 0 | 3 |
| 2009 | 4 | 11 |
| 2010 | 8 | 9 |
| 2011 | 6 | 9 |
| 2012 | 3 | 10 |
| 2013 | 6 | 14 |
| 2014 | 8 | 18 |
| 2015 | 14 | 22 |
| 2016 | 11 | 29 |
| 2017 | 16 | 21 |
| 2018 | 17 | 29 |
| 2019 | 25 | 31 |
| 2020 | 22 | 46 |
| 2021 | 23 | 35 |
| 2022 | 23 | 26 |
| 2023 | 23 | 25 |
| 2024 | 21 | 35 |
| 2025 | 17 | 20 |
| 2026 | 10 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Colored fiber, method for manufacturing colored fiber, and fiber product29 Sep 2026US 12,747,518 B2Kaneka Corporation
- Thermoplastic composition for LiDAR sensor system with improved absorption properties23 Jun 2026US 12,663,515 B2Covestro Deutschland AG
- Vinyl chloride resin composition, vinyl chloride resin molded product, and laminate14 Apr 2026US 12,600,806 B2Zeon Corporation
- Polypropylene resin composition with excellent flame retardancy and formability7 Apr 2026US 12,595,362 B2Hanwha Totalenergies Petrochemical Co., Ltd.
- Compound, photosensitive fluorescent resin composition comprising same, color conversion film prepared using same, backlight unit, and display device24 Mar 2026US 12,584,020 B2LG Chem.Ltd.
- Compositions containing n-substituted piperazines for electronic manufacturing applications24 Sep 2026US 2026/0288011 A1Dow Global Technologies LLC
- Compositions containing cyclic amines and inorganic metal oxides17 Sep 2026US 2026/0275120 A1Dow Global Technologies LLC
- Molded Article Comprising Thermoplastic Continuous Fiber Reinforced Woven Composite, and Method for Manufacturing Same10 Sep 2026US 2026/0265475 A1Lotte Chemical Corporation
- Fire retardant coatings10 Sep 2026US 2026/0265540 A1PPG Industries Ohio, Inc.
- Polycarbonate Composition and Shaped Articles Made Therefrom27 Aug 2026US 2026/0250486 A1Covestro Deutschland AG
Most cited
By later US patents
- Stabilized polyester compositions suitable for outdoor applications98US 4,525,504 AEastman Kodak Company · 1985
- Latent light stabilizers65US 5,597,854 ACiba-Geigy Corporation · 1997
- Hydroxylamines derived from hindered amines60US 4,691,015 ACiba-Geigy Corporation · 1987
- Polyolefin compositions stabilized against degradation using hydroxylamine derivatives54US 4,590,231 ACiba-Geigy Corporation · 1986
- Polyolefin compositions stabilized against degradation using hydroxylamine derivatives48US 4,668,721 ACiba-Geigy Corporation · 1987