C10L 1/224
Amides
Official title: Amides; Imides {carboxylic acid amides, imides (C10L1/221, C10L1/2227 take precedence)}
C10L1/224 (Amides) appears on 681 US grants and 463 published applications in this corpus.
Search patents in C10L- Granted patents
- 681
- Published applications
- 463
- Assignees
- 203
- Inventors
- 1,127
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 6 | 0 |
| 1978 | 6 | 0 |
| 1979 | 11 | 0 |
| 1980 | 19 | 0 |
| 1981 | 11 | 0 |
| 1982 | 10 | 0 |
| 1983 | 9 | 0 |
| 1984 | 8 | 0 |
| 1985 | 12 | 0 |
| 1986 | 22 | 0 |
| 1987 | 21 | 0 |
| 1988 | 17 | 0 |
| 1989 | 22 | 0 |
| 1990 | 6 | 0 |
| 1991 | 13 | 0 |
| 1992 | 16 | 0 |
| 1993 | 12 | 0 |
| 1994 | 21 | 0 |
| 1995 | 16 | 0 |
| 1996 | 22 | 0 |
| 1997 | 17 | 0 |
| 1998 | 27 | 0 |
| 1999 | 32 | 0 |
| 2000 | 21 | 0 |
| 2001 | 21 | 4 |
| 2002 | 4 | 12 |
| 2003 | 17 | 18 |
| 2004 | 8 | 42 |
| 2005 | 7 | 36 |
| 2006 | 3 | 23 |
| 2007 | 10 | 21 |
| 2008 | 13 | 29 |
| 2009 | 12 | 19 |
| 2010 | 14 | 32 |
| 2011 | 12 | 17 |
| 2012 | 17 | 33 |
| 2013 | 10 | 24 |
| 2014 | 25 | 17 |
| 2015 | 17 | 16 |
| 2016 | 15 | 11 |
| 2017 | 12 | 7 |
| 2018 | 9 | 8 |
| 2019 | 13 | 10 |
| 2020 | 6 | 16 |
| 2021 | 9 | 8 |
| 2022 | 7 | 13 |
| 2023 | 7 | 11 |
| 2024 | 16 | 20 |
| 2025 | 5 | 11 |
| 2026 | 5 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Mixtures for improving the stability of additive packages22 Sep 2026US 12,742,128 B2BASF SE
- Ammonia-hydrocarbon fuel compositions, method of use, and systems thereof11 Aug 2026US 12,703,830 B2Mighty Pipeline, Inc.
- Process for reduction of asphaltenes from marine fuels17 Mar 2026US 12,577,485 B2BASF SE
- Process for reduction of asphaltenes from marine fuels17 Mar 2026US 12,577,489 B2BASF SE
- Quaternary ammonium compounds17 Feb 2026US 12,553,003 B1Afton Chemical Corporation
- Additive composition for common rail diesel engine fuel17 Sep 2026US 2026/0275949 A1YUKA SANGYO CO., LTD. and
- Quaternary ammonium compounds6 Aug 2026US 2026/0226357 A1Afton Chemical Corporation
- Demulsifier for renewable diesel18 Jun 2026US 2026/0167882 A1Afton Chemical Corporation
- Amide derivatives for inhibiting corrosion in sour and sweet media in petroleum refinery streams and their obtaining process18 Jun 2026US 2026/0167885 A1Instituto Mexicano Del Petroleo
- Fuel composition19 Mar 2026US 2026/0078313 A1Shell USA, Inc.
Most cited
By later US patents
- Modified succinimides173US 4,612,132 AChevron Research Company · 1986
- Gels of nonpolar liquids with N-acyl amino acids and derivatives thereof as gelling agents149US 3,969,087 AAjinomoto Co., Inc. · 1976
- Combination of ethylene polymer, polymer having alkyl side chains, and nitrogen containing compound to improve cold flow properties of distillate fuel oils135US 4,211,534 AExxon Research & Engineering Co. · 1980
- Fuel compositions of poly(oxyalkylene) aminocarbamate108US 4,191,537 AChevron Research Company · 1980
- Glycidol modified succinimides65US 4,617,137 AChevron Research Company · 1986