C09K 3/16
Anti-static materials
C09K3/16 (Anti-static materials) appears on 262 US grants and 144 published applications in this corpus.
Search patents in C09K- Granted patents
- 262
- Published applications
- 144
- Assignees
- 164
- Inventors
- 605
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 7 | 0 |
| 1978 | 7 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 5 | 0 |
| 1983 | 4 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 7 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 7 | 0 |
| 1990 | 11 | 0 |
| 1991 | 8 | 0 |
| 1992 | 10 | 0 |
| 1993 | 7 | 0 |
| 1994 | 17 | 0 |
| 1995 | 11 | 0 |
| 1996 | 13 | 0 |
| 1997 | 10 | 0 |
| 1998 | 9 | 0 |
| 1999 | 12 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 3 |
| 2002 | 3 | 3 |
| 2003 | 5 | 6 |
| 2004 | 4 | 8 |
| 2005 | 2 | 3 |
| 2006 | 2 | 5 |
| 2007 | 2 | 4 |
| 2008 | 0 | 4 |
| 2009 | 2 | 8 |
| 2010 | 3 | 6 |
| 2011 | 4 | 6 |
| 2012 | 0 | 8 |
| 2013 | 3 | 4 |
| 2014 | 5 | 3 |
| 2015 | 3 | 8 |
| 2016 | 5 | 12 |
| 2017 | 5 | 11 |
| 2018 | 8 | 7 |
| 2019 | 11 | 5 |
| 2020 | 3 | 4 |
| 2021 | 3 | 7 |
| 2022 | 3 | 5 |
| 2023 | 2 | 3 |
| 2024 | 5 | 4 |
| 2025 | 5 | 3 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Antistatic agent, antistatic composition comprising same, antistatic resin composition comprising same, and molded article thereof12 May 2026US 12,624,265 B2Adeka Corporation
- Electromagnetic interference suppressing material17 Mar 2026US 12,581,628 B2KYOCERA Corporation
- Container9 Dec 2025US 12,492,069 B2Akimoto Seisakusyo Co., Ltd.
- Charging roll for electrophotographic equipment4 Nov 2025US 12,461,464 B2Sumitomo Riko Company Limited
- Composition containing organic ammonium salt14 Oct 2025US 12,441,959 B2Miyoshi Oil & Fat Co., Ltd.
- Compound and antistatic agent containing the same as active component27 Aug 2026US 2026/0250306 A1Nippon Chemical Industrial Co., Ltd.
- Carbon material dispersion and use thereof13 Aug 2026US 2026/0234420 A1Dainichiseika Color & Chemicals Mfg. Co., Ltd.
- Carbon black having improved stability and biocompatibility, method for preparing same, and uses thereof2 Jul 2026US 2026/0184927 A1Gbionic Co., Ltd.
- Passive Lightning Protection Systems and Methods9 Apr 2026US 2026/0097860 A1Textron Innovations Inc.
- Carbon material dispersion and use therefor25 Dec 2025US 2025/0388471 A1Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Most cited
By later US patents
- Detergent-compatible fabric softening and antistatic compositions107US 3,936,537 AThe Procter & Gamble Company · 1976
- Radiation-sensitive elements having an antistatic layer containing amorphous vanadium pentoxide97US 4,203,769 AEastman Kodak Company · 1980
- Antistatic transparent coating composition96US 4,431,764 AMitsubishi Kinzoku Kabushiki Kaisha · 1984
- Abrasive article with conductive, doped, conjugated, polymer coat and method of making same87US 5,061,294 AMinnesota Mining and Manufacturing Company · 1991
- Permanent antistatic primer layer70US 5,391,472 AAgfa-Gevaert · 1995