C07C 2531/12
Containing organo-metallic compounds or metal hydrides
Official title: containing organo-metallic compounds or metal hydrides
C07C2531/12 (Containing organo-metallic compounds or metal hydrides) appears on 783 US grants and 544 published applications in this corpus.
Search patents in C07C- Granted patents
- 783
- Published applications
- 544
- Assignees
- 251
- Inventors
- 1,480
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 19 | 0 |
| 1977 | 17 | 0 |
| 1978 | 16 | 0 |
| 1979 | 10 | 0 |
| 1980 | 18 | 0 |
| 1981 | 16 | 0 |
| 1982 | 9 | 0 |
| 1983 | 19 | 0 |
| 1984 | 10 | 0 |
| 1985 | 8 | 0 |
| 1986 | 6 | 0 |
| 1987 | 13 | 0 |
| 1988 | 8 | 0 |
| 1989 | 18 | 0 |
| 1990 | 11 | 0 |
| 1991 | 11 | 0 |
| 1992 | 12 | 0 |
| 1993 | 17 | 0 |
| 1994 | 13 | 0 |
| 1995 | 15 | 0 |
| 1996 | 18 | 0 |
| 1997 | 11 | 0 |
| 1998 | 22 | 0 |
| 1999 | 18 | 0 |
| 2000 | 12 | 0 |
| 2001 | 10 | 7 |
| 2002 | 13 | 10 |
| 2003 | 7 | 15 |
| 2004 | 8 | 12 |
| 2005 | 8 | 15 |
| 2006 | 6 | 6 |
| 2007 | 12 | 13 |
| 2008 | 9 | 11 |
| 2009 | 9 | 11 |
| 2010 | 8 | 23 |
| 2011 | 5 | 26 |
| 2012 | 17 | 30 |
| 2013 | 13 | 15 |
| 2014 | 17 | 20 |
| 2015 | 18 | 30 |
| 2016 | 25 | 38 |
| 2017 | 35 | 43 |
| 2018 | 24 | 40 |
| 2019 | 53 | 46 |
| 2020 | 29 | 21 |
| 2021 | 28 | 22 |
| 2022 | 25 | 30 |
| 2023 | 26 | 20 |
| 2024 | 16 | 17 |
| 2025 | 11 | 18 |
| 2026 | 4 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems and methods for linear alpha olefins production15 Sep 2026US 12,735,371 B2Sabic Global Technologies B.V.
- Ethylene oligomerization method, and ethylene oligomer thereof1 Sep 2026US 12,723,010 B2Hanwha Totalenergies Petrochemical Co., Ltd.
- Processes for producing poly alpha olefins and method of analysis and apparatuses therefor4 Aug 2026US 12,698,245 B2ExxonMobil Chemical Patents Inc.
- Alkyl aluminum catalyst deactivation with water and solids removal via filtration24 Mar 2026US 12,583,806 B2Chevron Phillips Chemical Company LP
- Processes to produce poly alpha-olefin trimer and apparatus therefor2 Dec 2025US 12,486,346 B2ExxonMobil Chemical Patents Inc.
- Selective olefin oligomerization with transition metal amine bis(phenolate) catalysts8 Oct 2026US 2026/0308083 A1Chevron Phillips Chemical Company LP
- Improved method for dehydrogenating hydrocarbons20 Aug 2026US 2026/0242310 A1Arkema France
- Ethylene oligomerization method with reduced polymer generation and improved productivity6 Aug 2026US 2026/0225976 A1
- Methods for producing 1-hexene26 Feb 2026US 2026/0055035 A1Sabic Global Technologies B.V.
- Catalyst systems and processes for cyclic poly alpha-olefins26 Feb 2026US 2026/0055215 A1ExxonMobil Technology and Engineering Company
Most cited
By later US patents
- Preparation of high purity vinylindene olefin126US 5,087,788 AEthyl Corporation · 1992
- Vinylidene olefin process121US 4,658,078 AShell Oil Company · 1987
- Lubricant104US 4,172,855 AEthyl Corporation · 1979
- Ethylene trimerization100US 5,811,618 AAmoco Corporation · 1998
- Olefin production93US 5,856,257 APhillips Petroleum Company · 1999