F16C 2208/40
Imides
Official title: Imides, e.g. polyimide [PI], polyetherimide [PEI] (F16C2208/58 takes precedence)
F16C2208/40 (Imides) appears on 126 US grants and 124 published applications in this corpus.
Search patents in F16C- Granted patents
- 126
- Published applications
- 124
- Assignees
- 73
- Inventors
- 311
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 4 |
| 2004 | 1 | 3 |
| 2005 | 4 | 5 |
| 2006 | 4 | 4 |
| 2007 | 1 | 2 |
| 2008 | 0 | 3 |
| 2009 | 2 | 3 |
| 2010 | 4 | 8 |
| 2011 | 3 | 2 |
| 2012 | 3 | 3 |
| 2013 | 4 | 3 |
| 2014 | 3 | 8 |
| 2015 | 4 | 4 |
| 2016 | 5 | 7 |
| 2017 | 4 | 9 |
| 2018 | 9 | 9 |
| 2019 | 8 | 7 |
| 2020 | 8 | 5 |
| 2021 | 3 | 7 |
| 2022 | 7 | 6 |
| 2023 | 4 | 9 |
| 2024 | 6 | 5 |
| 2025 | 8 | 3 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Rolling bearing and method of manufacturing same21 Apr 2026US 12,607,228 B2Aktiebolaget Skf
- Anti-friction composite material31 Mar 2026US 12,590,262 B2Dupont Specialty Products USA, LLC
- Electrically insulated bearing ring and applications thereof17 Mar 2026US 12,577,983 B2Aktiebolaget Skf
- Wear resistant bearing system2 Dec 2025US 12,486,868 B2Roller Bearing Company of America, Inc.
- Functionally graded composite structures30 Sep 2025US 12,429,092 B2Dover Pumps & Process Solutions Segment, Inc.
- Rod End Made of Thermoplastic Fiber-Reinforced Plastic16 Apr 2026US 2026/0104071 A1Albany Engineered Composites, Inc.
- Bearing element and method of manufacturing a bearing element16 Apr 2026US 2026/0104074 A1Mahle Engine Systems UK Ltd
- Wear resistant bearing system5 Mar 2026US 2026/0063170 A1Roller Bearing Company of America, Inc.
- Insulated bearing and method of manufacturing the same24 Jul 2025US 2025/0237262 A1
- Rod End Made of Thermoplastic Fiber-Reinforced Plastic30 Jan 2025US 2025/0035151 A1Albany Engineered Composites, Inc.
Most cited
By later US patents
- Composite connecting rod and process39US 4,458,555 AStandard Oil Company (Indiana) · 1984
- Anti-friction layer for a bearing element27US 7,942,581 B2Miba Gleitlager GmbH · 2011
- Polyalloy of polyphenylene sulfide and polyimide26US 4,017,555 A1977
- Linear guide25US 5,735,610 AMachine Systems, Ltd. · 1998
- Bearing element23US 8,033,733 B2Miba Gleitlager GmbH · 2011