C10M 145/22
Polyesters
C10M145/22 (Polyesters) appears on 79 US grants and 62 published applications in this corpus.
Search patents in C10M- Granted patents
- 79
- Published applications
- 62
- Assignees
- 66
- Inventors
- 220
- Latest grant
- 27 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 3 |
| 2008 | 0 | 0 |
| 2009 | 1 | 2 |
| 2010 | 1 | 3 |
| 2011 | 4 | 4 |
| 2012 | 3 | 1 |
| 2013 | 3 | 1 |
| 2014 | 1 | 2 |
| 2015 | 0 | 3 |
| 2016 | 2 | 5 |
| 2017 | 2 | 5 |
| 2018 | 6 | 4 |
| 2019 | 4 | 6 |
| 2020 | 1 | 4 |
| 2021 | 5 | 5 |
| 2022 | 3 | 0 |
| 2023 | 3 | 3 |
| 2024 | 3 | 4 |
| 2025 | 3 | 2 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multiphase composite lubricant27 May 2025US 12,312,551 B2New York Air Brake Corporation
- Organic anti-wear additive compositions for lubricants13 May 2025US 12,297,401 B2LANXESS Corporation
- Grease composition and rolling device29 Apr 2025US 12,287,008 B2Nsk Ltd.
- Citric acid-modified polypropylene glycols24 Dec 2024US 12,173,249 B2Lehmann & Voss & Co. KG
- High viscosity base fluids based on oil compatible polyesters15 Oct 2024US 12,116,546 B2Evonik Operations GmbH
- Wear inhibitor and lubricating oil composition9 Jul 2026US 2026/0193560 A1Sanyo Chemical Industries, Ltd.
- Friction modifier and lubricant composition9 Jul 2026US 2026/0193561 A1Sanyo Chemical Industries, Ltd.
- Method for Manufacturing Acrylated Epoxidized Plant Oil Particles27 Nov 2025US 2025/0361216 A1Centre National De La Recherche Scientifique
- Sustainable lubricants9 Jan 2025US 2025/0011674 A1Evolve Lubricants, Inc.
- Citric acid-modified polypropylene glycols30 May 2024US 2024/0174940 A1Lehmann & Voss & Co. KG
Most cited
By later US patents
- Low foaming railway diesel engine lubricating oil compositions42US 4,428,850 ATexaco Inc. · 1984
- Stamping lubricants41US 5,744,432 AHenkel Corporation · 1998
- Thread and bearing lubricant32US 4,525,287 A1985
- Lubricating oils for the working of metals30US 4,292,187 ABayer Aktiengesellschaft · 1981
- Polypropylene compatible grease compositions for optical fiber cable27US 5,672,640 ACasChem, Inc. · 1997