C10M 129/34
Polycarboxylic
Official title: polycarboxylic
C10M129/34 (Polycarboxylic) appears on 65 US grants and 41 published applications in this corpus.
Search patents in C10M- Granted patents
- 65
- Published applications
- 41
- Assignees
- 46
- Inventors
- 190
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 5 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 1 |
| 2002 | 2 | 2 |
| 2003 | 5 | 2 |
| 2004 | 2 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 2 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 1 | 0 |
| 2016 | 1 | 0 |
| 2017 | 2 | 4 |
| 2018 | 1 | 6 |
| 2019 | 4 | 5 |
| 2020 | 2 | 3 |
| 2021 | 3 | 3 |
| 2022 | 4 | 1 |
| 2023 | 1 | 2 |
| 2024 | 0 | 3 |
| 2025 | 1 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- One-step pretreatment method of metallic substrates for metal cold forming14 Jul 2026US 12,680,048 B2Chemetall GmbH
- Additive or composition for imparting lubricity29 Jul 2025US 12,371,632 B2Miyoshi Oil & Fat Co., Ltd.
- Lubricant compositions, and synthesizing methods and applications of same2 May 2023US 11,639,482 B2Northwestern University
- Lubricating compositions comprising a non-silicone anti-foaming agent10 May 2022US 11,326,121 B2METSS Corp.
- Additive composition for hydraulic fluids or heat transfer fluids5 Apr 2022US 11,292,984 B2
- Ashless ionic liquid3 Jul 2025US 2025/0215346 A1Petroliam Nasional Berhad (Petronas)
- Lubricating oil compositions with improved wear performance and engine cleanliness27 Mar 2025US 2025/0101334 A1Infineum International Limited
- Lubricating oil composition for hybrid vehicles12 Dec 2024US 2024/0409838 A1Chevron Japan Ltd.
- Additive or composition for imparting lubricity15 Aug 2024US 2024/0271055 A1Miyoshi Oil & Fat Co., Ltd.
- One-step pretreatment method of metallic substrates at non-neutral ph values for metal cold forming23 May 2024US 2024/0166968 A1Chemetall GmbH
Most cited
By later US patents
- Alkyl ether amine conveyor lubricants containing corrosion inhibitors64US 5,723,418 AEcolab Inc. · 1998
- Sulfurized overbased compositions53US 5,484,542 AThe Lubrizol Corporation · 1996
- Refrigerating machine oil composition26US 5,310,492 AIdemitsu Kosan Co., Ltd. · 1994
- Aqueous release agent and lubricant24US 4,454,050 APennwalt Corporation · 1984
- Phosphorus and phosphours-free low and light ash lubricating oils23US 5,439,605 A1995