C07C 2527/14
Phosphorus
Official title: Phosphorus; Compounds thereof
C07C2527/14 (Phosphorus) appears on 469 US grants and 264 published applications in this corpus.
Search patents in C07C- Granted patents
- 469
- Published applications
- 264
- Assignees
- 198
- Inventors
- 1,054
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 12 | 0 |
| 1978 | 8 | 0 |
| 1979 | 4 | 0 |
| 1980 | 2 | 0 |
| 1981 | 6 | 0 |
| 1982 | 8 | 0 |
| 1983 | 7 | 0 |
| 1984 | 7 | 0 |
| 1985 | 15 | 0 |
| 1986 | 12 | 0 |
| 1987 | 15 | 0 |
| 1988 | 15 | 0 |
| 1989 | 17 | 0 |
| 1990 | 13 | 0 |
| 1991 | 11 | 0 |
| 1992 | 16 | 0 |
| 1993 | 12 | 0 |
| 1994 | 17 | 0 |
| 1995 | 7 | 0 |
| 1996 | 2 | 0 |
| 1997 | 6 | 0 |
| 1998 | 9 | 0 |
| 1999 | 5 | 0 |
| 2000 | 10 | 0 |
| 2001 | 5 | 2 |
| 2002 | 12 | 8 |
| 2003 | 13 | 9 |
| 2004 | 5 | 8 |
| 2005 | 5 | 5 |
| 2006 | 5 | 4 |
| 2007 | 4 | 7 |
| 2008 | 4 | 2 |
| 2009 | 5 | 7 |
| 2010 | 6 | 12 |
| 2011 | 2 | 4 |
| 2012 | 6 | 13 |
| 2013 | 5 | 11 |
| 2014 | 7 | 26 |
| 2015 | 20 | 35 |
| 2016 | 20 | 20 |
| 2017 | 18 | 15 |
| 2018 | 23 | 12 |
| 2019 | 18 | 18 |
| 2020 | 8 | 14 |
| 2021 | 13 | 9 |
| 2022 | 7 | 6 |
| 2023 | 6 | 4 |
| 2024 | 6 | 3 |
| 2025 | 2 | 5 |
| 2026 | 2 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C07C 2527/16Containing oxygenIndexing code348
- C07C 2527/186With arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganeseIndexing code51
- C07C 2527/185With iron group metals or platinum group metalsIndexing code26
- C07C 2527/182With siliconIndexing code6
Recent patents
- Olefin production device and olefin production method23 Jun 2026US 12,662,435 B2Mitsubishi Heavy Industries, Ltd.
- Even carbon number paraffin composition and method of manufacturing same6 Jan 2026US 12,516,002 B2Reg Synthetic Fuels, LLC
- Catalyst for producing isopropylbenzene and the production method and use thereof15 Jul 2025US 12,357,975 B2China Petroleum & Chemical Corporation
- Process for catalytically converting naphtha to light olefins11 Mar 2025US 12,247,005 B2Uop LLC
- Even carbon number paraffin composition and method of manufacturing same30 Jul 2024US 12,049,434 B2Reg Synthetic Fuels, LLC
- Methods for producing 1,1-difluoropropene (hfo-1252zc) from 1,1,1-trichloropropane (hcc-260fb)1 Oct 2026US 2026/0296996 A1
- Biomass conversion to bio-jet over heterogeneous catalysts25 Jun 2026US 2026/0175204 A1ExxonMobil Technology and Engineering Company
- Integrated bio-refinery for bio-p-xylene with internal bio-ethylene production11 Jun 2026US 2026/0159460 A1Uop LLC
- Even carbon number paraffin composition and method of manufacturing same30 Apr 2026US 2026/0116835 A1Reg Synthetic Fuels, LLC
- Methods for cracking polyolefins using unsupported acidic polyoxometalates26 Mar 2026US 2026/0085022 A1University of Kansas
Most cited
By later US patents
- Production of ethanol from acetic acid178US 4,421,939 AUnion Carbide Corporation · 1983
- Method for the conversion of methane into longer chain hydrocarbons101US 5,817,904 ARepsol Petroleo S.A. · 1998
- Alkali promoted manganese oxide compositions containing silica and/or alkaline earth oxides83US 4,629,718 AAtlantic Richfield Company · 1986
- Methane conversion process81US 4,523,049 AAtlantic Richfield Company · 1985
- Process for upgrading light hydrocarbons using oxidative coupling and pyrolysis81US 5,012,028 AThe Standard Oil Company · 1991