C08K 5/3435
Piperidines
C08K5/3435 (Piperidines) appears on 995 US grants and 741 published applications in this corpus.
Search patents in C08K- Granted patents
- 995
- Published applications
- 741
- Assignees
- 415
- Inventors
- 2,138
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 15 | 0 |
| 1977 | 18 | 0 |
| 1978 | 28 | 0 |
| 1979 | 11 | 0 |
| 1980 | 21 | 0 |
| 1981 | 5 | 0 |
| 1982 | 16 | 0 |
| 1983 | 19 | 0 |
| 1984 | 20 | 0 |
| 1985 | 18 | 0 |
| 1986 | 17 | 0 |
| 1987 | 23 | 0 |
| 1988 | 22 | 0 |
| 1989 | 23 | 0 |
| 1990 | 26 | 0 |
| 1991 | 38 | 0 |
| 1992 | 19 | 0 |
| 1993 | 30 | 0 |
| 1994 | 25 | 0 |
| 1995 | 27 | 0 |
| 1996 | 19 | 0 |
| 1997 | 17 | 0 |
| 1998 | 23 | 0 |
| 1999 | 26 | 0 |
| 2000 | 27 | 0 |
| 2001 | 14 | 2 |
| 2002 | 28 | 21 |
| 2003 | 17 | 33 |
| 2004 | 14 | 20 |
| 2005 | 18 | 22 |
| 2006 | 10 | 24 |
| 2007 | 10 | 13 |
| 2008 | 9 | 18 |
| 2009 | 6 | 22 |
| 2010 | 18 | 31 |
| 2011 | 11 | 24 |
| 2012 | 8 | 26 |
| 2013 | 12 | 24 |
| 2014 | 19 | 19 |
| 2015 | 17 | 45 |
| 2016 | 19 | 35 |
| 2017 | 23 | 48 |
| 2018 | 28 | 32 |
| 2019 | 33 | 37 |
| 2020 | 20 | 50 |
| 2021 | 32 | 34 |
| 2022 | 28 | 45 |
| 2023 | 19 | 29 |
| 2024 | 21 | 32 |
| 2025 | 17 | 29 |
| 2026 | 11 | 26 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Stabilizer composition for silyl-modified polymer sealants25 Aug 2026US 12,715,980 B2Clariant International Ltd.
- Optical film, display device, and composition for forming colored layer18 Aug 2026US 12,710,566 B2Toppan Inc.
- Coating compositions having covalently bound ultraviolet absorbers21 Jul 2026US 12,686,788 B2BASF SE
- Water-based compositions with long term gloss retention16 Jun 2026US 12,655,302 B2Swimc LLC
- Polypropylene composition containing a new charge-stabilizing agent for electret melt blown webs2 Jun 2026US 12,643,990 B2Borealis AG
- Flame retardant, composition, and molded article1 Oct 2026US 2026/0297296 A1Adeka Corporation
- Antimicrobial composition and pest-proof antimicrobial lighting comprising same24 Sep 2026US 2026/0286162 A1Mtc Co., Ltd.
- Curable resin composition with adjustable adhesion properties and methods thereof10 Sep 2026US 2026/0265519 A1Kaneka Americas Holding, Inc.
- Acrylonitrile styrene acrylate (asa) copolymer composition having good uv resistance with reduced uv absorber content27 Aug 2026US 2026/0250499 A1Ineos Styrolution Group GmbH
- Radiation Curable Ink Composition For Ink Jet27 Aug 2026US 2026/0250533 A1Seiko Epson Corporation
Most cited
By later US patents
- Stabilization of high solids coatings with synergistic combinations140US 4,619,956 AAmerican Cyanamid Company · 1986
- Stabilized polyester compositions suitable for outdoor applications98US 4,525,504 AEastman Kodak Company · 1985
- O-substituted N-hydroxy hindered amine stabilizers95US 5,204,473 ACiba-Geigy Corporation · 1993
- Polymeric substrates stabilized with N-substituted hindered amines91US 5,004,770 ACiba-Geigy Corporation · 1991
- Membranes comprising aminoacid salts in polyamine polymers and blends82US 6,099,621 AExxon Research & Engineering Co. · 2000