F16C 33/4641
Comprising two annular parts joined together
Official title: {comprising two annular parts joined together}
F16C33/4641 (Comprising two annular parts joined together) appears on 58 US grants and 47 published applications in this corpus.
Search patents in F16C- Granted patents
- 58
- Published applications
- 47
- Assignees
- 32
- Inventors
- 117
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 1 |
| 2003 | 1 | 1 |
| 2004 | 2 | 1 |
| 2005 | 2 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 2 |
| 2009 | 1 | 1 |
| 2010 | 1 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 1 | 3 |
| 2015 | 2 | 5 |
| 2016 | 5 | 4 |
| 2017 | 2 | 2 |
| 2018 | 2 | 6 |
| 2019 | 4 | 1 |
| 2020 | 4 | 7 |
| 2021 | 9 | 5 |
| 2022 | 1 | 1 |
| 2023 | 1 | 2 |
| 2024 | 1 | 1 |
| 2025 | 3 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Snap-action cage for a tapered roller bearing, and tapered roller bearing with the snap-action cage25 Nov 2025US 12,480,542 B2Schaeffler Technologies AG & Co. KG
- Bearing cage11 Nov 2025US 12,467,502 B2Aktiebolaget Skf
- Multi-row rolling-element bearing14 Jan 2025US 12,196,256 B2Aktiebolaget Skf
- Lubricant injector2 Jan 2024US 11,859,668 B2Skf Lubrication Systems Germany GmbH
- Two-piece roller retainer cage for a roller thrust bearing22 Aug 2023US 11,732,754 B2JTEKT Bearings North America LLC
- Snap-action cage for a tapered roller bearing, and tapered roller bearing with the snap-action cage26 Sep 2024US 2024/0318685 A1Schaeffler Technologies AG & Co. KG
- Multi-row rolling-element bearing27 Jul 2023US 2023/0235781 A1Aktiebolaget Skf
- Bearing cage13 Jul 2023US 2023/0220877 A1Aktiebolaget Skf
- Two-piece roller retainer cage for a roller thrust bearing15 Sep 2022US 2022/0290720 A1Koyo Bearings North America LLC
- Lubricant Injector30 Dec 2021US 2021/0404517 A1Skf Lubrication Systems Germany GmbH
Most cited
By later US patents
- Split bearing, cage for split or non-split bearing and method of cutting a member of a split bearing31US 5,743,659 ACraft Bearing Company, Inc. · 1998
- Plastic bearing cage21US 3,944,307 AFederal-Mogul Corporation · 1976
- Self-orienting caster for pieces of furniture and the like20US 7,647,673 B2Emilsider Meccanica S.p.A. · 2010
- Split bearing, cage for split or non-split bearing and method of cutting a member of a split bearing19US 5,630,669 ACraft Bearing Company, Inc. · 1997
- Caged roller assembly and reduction gear unit using the same15US 6,857,785 B2Ntn Corporation · 2005