C07C 1/0445
Preparation
Official title: {Preparation; Activation}
C07C1/0445 (Preparation) appears on 242 US grants and 97 published applications in this corpus.
Search patents in C07C- Granted patents
- 242
- Published applications
- 97
- Assignees
- 116
- Inventors
- 485
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 6 | 0 |
| 1980 | 8 | 0 |
| 1981 | 9 | 0 |
| 1982 | 3 | 0 |
| 1983 | 7 | 0 |
| 1984 | 7 | 0 |
| 1985 | 15 | 0 |
| 1986 | 19 | 0 |
| 1987 | 13 | 0 |
| 1988 | 13 | 0 |
| 1989 | 6 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 7 | 0 |
| 2000 | 4 | 0 |
| 2001 | 9 | 5 |
| 2002 | 6 | 6 |
| 2003 | 4 | 11 |
| 2004 | 7 | 4 |
| 2005 | 5 | 3 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 2 | 1 |
| 2009 | 2 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 2 | 6 |
| 2014 | 2 | 3 |
| 2015 | 5 | 4 |
| 2016 | 4 | 7 |
| 2017 | 5 | 1 |
| 2018 | 1 | 2 |
| 2019 | 2 | 5 |
| 2020 | 4 | 12 |
| 2021 | 9 | 6 |
| 2022 | 7 | 3 |
| 2023 | 2 | 5 |
| 2024 | 3 | 3 |
| 2025 | 3 | 3 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydrocarbon production system, and production method and operation method thereof19 May 2026US 12,630,488 B2Osaka Gas Co., Ltd.
- Nanostructured hybrid iron-zeolite catalysts7 Apr 2026US 12,594,545 B2Agency for Science, Technology and Research
- Processes for preparing C2 to C3 hydrocarbons in the presence of a hybrid catalyst28 Oct 2025US 12,454,496 B2Dow Global Technologies LLC
- Method for preparing a catalyst support8 Jul 2025US 12,350,649 B2Ifp Energies Nouvelles
- Catalyst including molecular sieve having topological pore structure, preparation method therefor and use thereof11 Mar 2025US 12,246,308 B2China Petroleum & Chemical Corporation
- Catalysts and method for light hydrocarbon synthesis using renewable syngas23 Jul 2026US 2026/0208171 A1Enerkem, Inc.
- Fischer-tropsch catalyst activation23 Jul 2026US 2026/0209139 A1Bp P.L.C.
- Catalytic conversion of syngas to light paraffins18 Dec 2025US 2025/0382241 A1Enerkem, Inc.
- Fischer-tropsch catalyst activation20 Feb 2025US 2025/0059110 A1
- Activation of catalyst systems for the production of liquefied petroleum gas (lpg) hydrocarbons from synthesis gas23 Jan 2025US 2025/0026698 A1Gti Energy
Most cited
By later US patents
- Conversion of synthesis gas to diesel fuel and gasoline292US 4,605,680 AChevron Research Company · 1986
- Process for the preparation of a Fischer-Tropsch catalyst and preparation of hydrocarbons from syngas250US 4,499,209 AShell Oil Company · 1985
- Process for the preparation of middle distillates from syngas162US 4,594,468 AShell Oil Company · 1986
- Process for the preparation of hydrocarbons90US 4,594,172 AShell Oil Company · 1986
- Surface supported cobalt catalysts, process utilizing these catalysts for the preparation of hydrocarbons from synthesis gas and process for the preparation of said catalysts90US 5,545,674 AExxon Research & Engineering Co. · 1996