F16C 33/203
Multilayer structures
Official title: {Multilayer structures, e.g. sleeves comprising a plastic lining}
F16C33/203 (Multilayer structures) appears on 300 US grants and 340 published applications in this corpus.
Search patents in F16C- Granted patents
- 300
- Published applications
- 340
- Assignees
- 135
- Inventors
- 621
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 2 |
| 2003 | 4 | 4 |
| 2004 | 0 | 4 |
| 2005 | 4 | 0 |
| 2006 | 2 | 3 |
| 2007 | 2 | 6 |
| 2008 | 0 | 3 |
| 2009 | 0 | 3 |
| 2010 | 2 | 7 |
| 2011 | 4 | 7 |
| 2012 | 3 | 12 |
| 2013 | 2 | 10 |
| 2014 | 7 | 16 |
| 2015 | 15 | 32 |
| 2016 | 15 | 37 |
| 2017 | 22 | 28 |
| 2018 | 33 | 25 |
| 2019 | 32 | 21 |
| 2020 | 23 | 29 |
| 2021 | 18 | 25 |
| 2022 | 27 | 22 |
| 2023 | 17 | 16 |
| 2024 | 14 | 8 |
| 2025 | 15 | 13 |
| 2026 | 8 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Bushing for claw machine crane29 Sep 2026US 12,747,754 B2Paokai Electronic Enterprise Co., Ltd.
- Thermally adaptive top foil of a gas foil bearing16 Jun 2026US 12,655,867 B2Hamilton Sundstrand Corporation
- Sliding material, bearing, and methods of making and using the same5 May 2026US 12,618,438 B2Saint-Gobain Performance Plastics Corporation
- Sliding member and bearing28 Apr 2026US 12,612,944 B2Senju Metal Industry Co., Ltd.
- Anti-friction composite material31 Mar 2026US 12,590,262 B2Dupont Specialty Products USA, LLC
- Torsional Equilibrium Suspension Bushing13 Aug 2026US 2026/0235161 A1Pullman Incorporated
- Bushing for claw machine crane28 May 2026US 2026/0146647 A1Paokai Electronic Enterprise Co., Ltd.
- Bearing element and method of manufacturing a bearing element16 Apr 2026US 2026/0104074 A1Mahle Engine Systems UK Ltd
- Guide unit for bicycle or motorcycle fork tubes9 Apr 2026US 2026/0097825 A1
- Self-lubricating spherical plain bearing2 Apr 2026US 2026/0092624 A1Hydromecanique Et Frottement
Most cited
By later US patents
- Composite material for sliding surface bearings54US 4,847,135 AKolbenschmidt Aktiengesellschaft · 1989
- Dry bearing47US 4,582,368 ANDC Company, Ltd. · 1986
- Material for sliding surface bearings40US 4,666,787 AKolbenschmidt Aktiengesellschaft · 1987
- Composite bearing material with polymer filled metal matrix interlayer of distinct metal particle sizes and method of making same36US 4,732,818 AFederal-Mogul Corporation · 1988
- Self-lubricated bearing33US 5,971,617 ANorton Pampus GmbH · 1999