F16C 33/04
Brasses
Official title: Brasses; Bushes; Linings
F16C33/04 (Brasses) appears on 6,942 US grants and 5,735 published applications in this corpus.
Search patents in F16C- Granted patents
- 6,942
- Published applications
- 5,735
- Assignees
- 2,117
- Inventors
- 10,816
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 90 | 0 |
| 1977 | 64 | 0 |
| 1978 | 67 | 0 |
| 1979 | 38 | 0 |
| 1980 | 73 | 0 |
| 1981 | 64 | 0 |
| 1982 | 75 | 0 |
| 1983 | 48 | 0 |
| 1984 | 58 | 0 |
| 1985 | 66 | 0 |
| 1986 | 61 | 0 |
| 1987 | 77 | 0 |
| 1988 | 79 | 0 |
| 1989 | 98 | 0 |
| 1990 | 81 | 0 |
| 1991 | 81 | 0 |
| 1992 | 106 | 0 |
| 1993 | 81 | 0 |
| 1994 | 122 | 0 |
| 1995 | 86 | 0 |
| 1996 | 112 | 0 |
| 1997 | 122 | 0 |
| 1998 | 179 | 0 |
| 1999 | 157 | 0 |
| 2000 | 152 | 0 |
| 2001 | 157 | 45 |
| 2002 | 165 | 167 |
| 2003 | 149 | 221 |
| 2004 | 147 | 243 |
| 2005 | 140 | 223 |
| 2006 | 132 | 239 |
| 2007 | 135 | 239 |
| 2008 | 106 | 214 |
| 2009 | 109 | 230 |
| 2010 | 136 | 216 |
| 2011 | 135 | 205 |
| 2012 | 167 | 204 |
| 2013 | 180 | 266 |
| 2014 | 258 | 289 |
| 2015 | 234 | 303 |
| 2016 | 232 | 276 |
| 2017 | 276 | 262 |
| 2018 | 239 | 285 |
| 2019 | 287 | 279 |
| 2020 | 255 | 286 |
| 2021 | 227 | 238 |
| 2022 | 218 | 237 |
| 2023 | 207 | 184 |
| 2024 | 180 | 142 |
| 2025 | 143 | 143 |
| 2026 | 91 | 99 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F16C 33/06Sliding surface mainly made of metal5,112
- F16C 33/20Sliding surface consisting mainly of plastics1,372
- F16C 33/043Sliding surface consisting mainly of ceramics, cermets or hard carbon769
- F16C 33/26Made from wire coils416
- F16C 33/046Divided or split291
- F16C 33/24With different areas of the sliding surface consisting of different materials181
- F16C 33/16Sliding surface consisting mainly of graphite100
- F16C 33/28With embedded reinforcements shaped as frames or meshed materials91
Recent patents
- Electrically conductive overmolded hinge bushing6 Oct 2026US 12,753,795 B2Multimatic Inc.
- Sliding member29 Sep 2026US 12,747,753 B2Daido Metal Company Ltd.
- Bushing for claw machine crane29 Sep 2026US 12,747,754 B2Paokai Electronic Enterprise Co., Ltd.
- Capture pin for a locking hook22 Sep 2026US 12,741,739 B2Safran Landing Systems
- Bearing part22 Sep 2026US 12,742,476 B2Ntn Corporation
- Bearing device with integrated electrical insulation, in particular for an electric motor or machine8 Oct 2026US 2026/0309185 A1
- Bushing and method for producing a bushing1 Oct 2026US 2026/0298289 A1
- High speed electrical machine1 Oct 2026US 2026/0302870 A1Celeroton Turbocell AG
- Sustainable Sliding-Bearing Assembly24 Sep 2026US 2026/0287016 A1
- Slide bearing device for a rotating shaft of a vehicle driving motor24 Sep 2026US 2026/0287017 A1Daido Metal Company Ltd.
Most cited
By later US patents
- Process for converting a metal carbide to carbon by etching in halogens566US 6,579,833 B1The Board of Trustees of the University of Illinois · 2003
- Composite polycrystalline diamond compact502US 4,604,106 ASmith International, Inc. · 1986
- Thrust bearing assembly for a downhole drill motor475US 4,560,014 ASmith International, Inc. · 1985
- Diamond thrust bearing and method for manufacturing same434US 5,092,687 AAnadrill, Inc. · 1992
- Polycrystalline diamond bearing system for a roller cone rock bit395US 4,738,322 ASmith International, Inc. · 1988