C10M 2215/28
Amides
Official title: Amides; Imides
C10M2215/28 (Amides) appears on 2,398 US grants and 1,653 published applications in this corpus.
Search patents in C10M- Granted patents
- 2,398
- Published applications
- 1,653
- Assignees
- 410
- Inventors
- 3,000
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 62 | 0 |
| 1977 | 47 | 0 |
| 1978 | 69 | 0 |
| 1979 | 62 | 0 |
| 1980 | 40 | 0 |
| 1981 | 31 | 0 |
| 1982 | 31 | 0 |
| 1983 | 37 | 0 |
| 1984 | 37 | 0 |
| 1985 | 40 | 0 |
| 1986 | 30 | 0 |
| 1987 | 41 | 0 |
| 1988 | 43 | 0 |
| 1989 | 66 | 0 |
| 1990 | 67 | 0 |
| 1991 | 48 | 0 |
| 1992 | 53 | 0 |
| 1993 | 63 | 0 |
| 1994 | 60 | 0 |
| 1995 | 56 | 0 |
| 1996 | 60 | 0 |
| 1997 | 79 | 0 |
| 1998 | 86 | 0 |
| 1999 | 68 | 0 |
| 2000 | 47 | 0 |
| 2001 | 52 | 13 |
| 2002 | 39 | 40 |
| 2003 | 54 | 69 |
| 2004 | 36 | 68 |
| 2005 | 23 | 73 |
| 2006 | 10 | 69 |
| 2007 | 13 | 59 |
| 2008 | 29 | 80 |
| 2009 | 15 | 51 |
| 2010 | 56 | 84 |
| 2011 | 54 | 64 |
| 2012 | 36 | 79 |
| 2013 | 52 | 58 |
| 2014 | 51 | 70 |
| 2015 | 64 | 76 |
| 2016 | 59 | 81 |
| 2017 | 39 | 84 |
| 2018 | 39 | 111 |
| 2019 | 75 | 116 |
| 2020 | 72 | 71 |
| 2021 | 57 | 44 |
| 2022 | 42 | 49 |
| 2023 | 38 | 42 |
| 2024 | 27 | 37 |
| 2025 | 29 | 41 |
| 2026 | 14 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Lubricant compositions containing magnesium detergent for reduced pre-ignition in hydrogen fueled engines15 Sep 2026US 12,735,654 B2Infineum International Limited
- Environmentally acceptable lubricant compositions14 Jul 2026US 12,680,050 B2Polnox Corporation
- Lubricating oil additive composition and lubricating oil composition9 Jun 2026US 12,649,889 B2Eneos Corporation
- Lubricating oil compositions and use thereof for improving journal bearing durability in internal combustion engines2 Jun 2026US 12,644,067 B2Infineum International Limited
- Detergent-free and low-ash lubricating composition19 May 2026US 12,630,778 B2Afton Chemical Corporation
- Lubricant Compositions27 Aug 2026US 2026/0250593 A1The Lubrizol Corporation
- Processes for producing reaction products including quaternary ammonium salts13 Aug 2026US 2026/0234299 A1The Lubrizol Corporation
- Lubricant composition for automotive transmissions13 Aug 2026US 2026/0234488 A1Totalenergies Onetech
- A Base Oil Composition and Use Thereof in the Manufacture of a Fluid for an Electric Vehilcle30 Jul 2026US 2026/0218078 A1Apalene Technology Co., Ltd. (Shanghai)
- Lubricating oil composition30 Jul 2026US 2026/0218080 A1Eneos Corporation
Most cited
By later US patents
- Novel carboxylic acid acylating agents, derivatives thereof, concentrate and lubricant compositions containing the same, and processes for their preparation764US 4,234,435 AThe Lubrizol Corporation · 1980
- Lubricating composition228US 4,956,122 AUniroyal Chemical Company, Inc. · 1990
- Multilayer information disc192US 4,450,553 AU. S. Philips Corporation · 1984
- Video device synchronization system190US 4,532,547 AAmpex Corporation · 1985
- Process for preparing a sulfurized molybdenum-containing composition and lubricating oil containing the composition130US 4,285,822 AChevron Research Company · 1981