C07C 2527/173
Phosphoric acid or other acids with the formula hn+2pno3n+1
Official title: Phosphoric acid or other acids with the formula Hn+2PnO3n+1
C07C2527/173 (Phosphoric acid or other acids with the formula hn+2pno3n+1) appears on 167 US grants and 68 published applications in this corpus.
Search patents in C07C- Granted patents
- 167
- Published applications
- 68
- Assignees
- 72
- Inventors
- 318
- Latest grant
- 4 Jun 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 5 | 0 |
| 1978 | 5 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 4 | 0 |
| 1983 | 4 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 10 | 0 |
| 1989 | 14 | 0 |
| 1990 | 11 | 0 |
| 1991 | 7 | 0 |
| 1992 | 6 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 3 |
| 2003 | 2 | 2 |
| 2004 | 4 | 4 |
| 2005 | 4 | 2 |
| 2006 | 1 | 1 |
| 2007 | 2 | 4 |
| 2008 | 1 | 0 |
| 2009 | 4 | 3 |
| 2010 | 2 | 7 |
| 2011 | 1 | 1 |
| 2012 | 5 | 5 |
| 2013 | 2 | 1 |
| 2014 | 3 | 10 |
| 2015 | 4 | 6 |
| 2016 | 6 | 3 |
| 2017 | 8 | 4 |
| 2018 | 3 | 3 |
| 2019 | 5 | 4 |
| 2020 | 0 | 0 |
| 2021 | 1 | 2 |
| 2022 | 0 | 2 |
| 2023 | 0 | 1 |
| 2024 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Enhanced conversion of taurine to alkyl taurate amide using phosphoric acid catalysts4 Jun 2024US 11,999,680 B2Conopco, Inc.
- Oligomerization process16 Jan 2024US 11,873,263 B2ExxonMobil Chemical Patents Inc.
- Method for producing conjugated diene14 Dec 2021US 11,198,657 B2Kuraray Co., Ltd.
- Methods of producing propylene and ethylene24 Dec 2019US 10,513,472 B2Lyondell Chemical Technology, L,P.
- Olefin oligomerization in the presence of cyclopentene17 Dec 2019US 10,508,063 B2ExxonMobil Chemical Patents Inc.
- Method for producing propylene oligomer20 Jul 2023US 2023/0227381 A1Idemitsu Kosan Co., Ltd.
- Oligomerization Process28 Jul 2022US 2022/0234967 A1ExxonMobil Chemical Patents Inc.
- Cashew nut shell liquid based substituted cyclohexene derivatives and uses thereof30 Jun 2022US 2022/0204423 A1Cardolite Corporation
- Enhanced conversion of taurine to alkyl taurate amide using phosphoric acid catalysts3 Jun 2021US 2021/0163405 A1Conopco, Inc., d/b/a UNILEVER
- Microorganisms and methods for the biosynthesis of butadiene20 May 2021US 2021/0147881 A1Genomatica, Inc.
Most cited
By later US patents
- Production of ethanol from acetic acid178US 4,421,939 AUnion Carbide Corporation · 1983
- Molecular sieve compositions80US 4,793,984 AUnion Carbide Corporation · 1988
- Molecular sieve compositions with aluminum, phosphorus and at least two other elements62US 4,686,093 AUnion Carbide Corporation · 1987
- Fuel gas production59US 4,021,370 ADavy Powergas GmbH · 1977
- Molecular sieve compositions52US 4,973,785 AUop LLC · 1990