C08F 8/04
Reduction
Official title: Reduction, e.g. hydrogenation
C08F8/04 (Reduction) appears on 849 US grants and 627 published applications in this corpus.
Search patents in C08F- Granted patents
- 849
- Published applications
- 627
- Assignees
- 289
- Inventors
- 1,720
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 5 | 0 |
| 1978 | 7 | 0 |
| 1979 | 3 | 0 |
| 1980 | 8 | 0 |
| 1981 | 6 | 0 |
| 1982 | 9 | 0 |
| 1983 | 8 | 0 |
| 1984 | 3 | 0 |
| 1985 | 8 | 0 |
| 1986 | 7 | 0 |
| 1987 | 7 | 0 |
| 1988 | 5 | 0 |
| 1989 | 10 | 0 |
| 1990 | 16 | 0 |
| 1991 | 20 | 0 |
| 1992 | 13 | 0 |
| 1993 | 29 | 0 |
| 1994 | 30 | 0 |
| 1995 | 20 | 0 |
| 1996 | 24 | 0 |
| 1997 | 24 | 0 |
| 1998 | 15 | 0 |
| 1999 | 18 | 0 |
| 2000 | 25 | 0 |
| 2001 | 25 | 10 |
| 2002 | 36 | 14 |
| 2003 | 15 | 30 |
| 2004 | 26 | 34 |
| 2005 | 20 | 25 |
| 2006 | 14 | 20 |
| 2007 | 18 | 18 |
| 2008 | 13 | 22 |
| 2009 | 20 | 19 |
| 2010 | 15 | 24 |
| 2011 | 20 | 23 |
| 2012 | 13 | 17 |
| 2013 | 17 | 16 |
| 2014 | 13 | 21 |
| 2015 | 19 | 17 |
| 2016 | 19 | 12 |
| 2017 | 19 | 20 |
| 2018 | 10 | 42 |
| 2019 | 14 | 29 |
| 2020 | 31 | 27 |
| 2021 | 28 | 40 |
| 2022 | 21 | 44 |
| 2023 | 22 | 34 |
| 2024 | 38 | 24 |
| 2025 | 20 | 28 |
| 2026 | 11 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for producing C9 hydrogenated resin by reusing thermally polymerized liquid resin29 Sep 2026US 12,747,304 B2Zibo Luhua Hongjin New Material Group Co., Ltd.
- Hydrogenated copolymer, resin composition, molded article, and adhesive film2 Jun 2026US 12,643,974 B2Asahi Kasei Kabushiki Kaisha
- Resin composition, stretchable film, sheet and tube2 Jun 2026US 12,643,998 B2Zeon Corporation
- Catalyst for hydrogenation reaction and method for producing same5 May 2026US 12,616,962 B2Hanwha Solutions Corporation
- Resin composition, molded body using same and method for producing resin composition5 May 2026US 12,617,930 B2Kuraray Co., Ltd.
- Elastic sulfonated styrene diene block copolymers8 Oct 2026US 2026/0308343 A1Rensselaer Polytechnic Institute
- Curable composition and cured compositions derived therefrom1 Oct 2026US 2026/0297329 A1Rogers Corporation
- Method for Producing Copolymer Having Improved Oil Retainability27 Aug 2026US 2026/0250429 A1Kuraray Co., Ltd.
- Hydrogenated dicyclopentadiene based resin, preparation method thereof, and composition for tackifier or adhesive comprising the same27 Aug 2026US 2026/0250448 A1Hanwha Solutions Corporation
- Asphalt composition and asphalt mix6 Aug 2026US 2026/0226273 A1Idemitsu Kosan Co., Ltd.
Most cited
By later US patents
- Process for producing hydroxylated plasma-polymerized films and the use of the films for enhancing the compatiblity of biomedical implants432US 5,112,457 ACase Western Reserve University · 1992
- Hydroprocessing using bulk Group VIII/Group VIB catalysts (HEN-9901)250US 6,162,350 AExxon Research & Engineering Co. · 2000
- Slurry hydroprocessing using bulk multimetallic catalysts185US 6,712,955 B1ExxonMobil Research and Engineering Company · 2004
- Method of olefin polymerization utilizing hydrogen pulsing, products made therefrom, and method of hydrogenation182US 5,739,220 AFina Technology, Inc. · 1998
- Hydroconversion process using bulk group VIII/Group VIB catalysts175US 6,620,313 B1ExxonMobil Research and Engineering Company · 2003