F16C 33/76
Of ball or roller bearings
Official title: of ball or roller bearings
F16C33/76 (Of ball or roller bearings) appears on 2,889 US grants and 2,490 published applications in this corpus.
Search patents in F16C- Granted patents
- 2,889
- Published applications
- 2,490
- Assignees
- 820
- Inventors
- 4,564
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 30 | 0 |
| 1977 | 18 | 0 |
| 1978 | 23 | 0 |
| 1979 | 14 | 0 |
| 1980 | 21 | 0 |
| 1981 | 18 | 0 |
| 1982 | 29 | 0 |
| 1983 | 26 | 0 |
| 1984 | 22 | 0 |
| 1985 | 31 | 0 |
| 1986 | 31 | 0 |
| 1987 | 50 | 0 |
| 1988 | 35 | 0 |
| 1989 | 51 | 0 |
| 1990 | 52 | 0 |
| 1991 | 59 | 0 |
| 1992 | 31 | 0 |
| 1993 | 30 | 0 |
| 1994 | 35 | 0 |
| 1995 | 49 | 0 |
| 1996 | 53 | 0 |
| 1997 | 46 | 0 |
| 1998 | 41 | 0 |
| 1999 | 52 | 0 |
| 2000 | 48 | 0 |
| 2001 | 67 | 8 |
| 2002 | 44 | 65 |
| 2003 | 45 | 77 |
| 2004 | 56 | 79 |
| 2005 | 47 | 77 |
| 2006 | 49 | 63 |
| 2007 | 38 | 75 |
| 2008 | 37 | 100 |
| 2009 | 37 | 89 |
| 2010 | 43 | 108 |
| 2011 | 59 | 93 |
| 2012 | 60 | 82 |
| 2013 | 86 | 104 |
| 2014 | 97 | 98 |
| 2015 | 99 | 132 |
| 2016 | 102 | 159 |
| 2017 | 119 | 110 |
| 2018 | 113 | 125 |
| 2019 | 134 | 121 |
| 2020 | 124 | 133 |
| 2021 | 107 | 119 |
| 2022 | 103 | 116 |
| 2023 | 89 | 97 |
| 2024 | 111 | 98 |
| 2025 | 79 | 86 |
| 2026 | 49 | 76 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F16C 33/78With a diaphragm, disc, or ring, with or without resilient members2,042
- F16C 33/80Labyrinth sealings741
- F16C 33/768Between relatively stationary parts, i.e. static seals237
- F16C 33/762By means of a fluid124
- F16C 33/761Specifically for bearings with purely axial load104
- F16C 33/767Integral with the race58
- F16C 33/82Arrangements for electrostatic or magnetic action against dust or other particles18
Recent patents
- Cassette seal and rolling bearing29 Sep 2026US 12,747,756 B2Schaeffler Technologies AG & Co. KG
- Universal joint cross15 Sep 2026US 12,736,087 B2Aktiebolaget Skf
- Seal assembly for a wheel bearing, comprising a diagonal contact surface, and wheel bearing8 Sep 2026US 12,729,719 B2Schaeffler Technologies AG & Co. KG
- Sealing device for bearing unit8 Sep 2026US 12,729,720 B2Aktiebolaget Skf
- Bearing unit1 Sep 2026US 12,723,625 B2Aktiebolaget Skf
- Drawn cup needle roller bearing8 Oct 2026US 2026/0309191 A1Ntn Corporation
- Vertical turbine pump with roller bearing support1 Oct 2026US 2026/0298243 A1Unted Flo, LLC
- Wheel bearing assembly24 Sep 2026US 2026/0285086 A1Volkswagen Aktiengesellschaft
- Inner ring for a self-aligning roller bearing24 Sep 2026US 2026/0287014 A1
- Bearing arrangement, method for producing a bearing-sealing element, assembly method, and transporting method24 Sep 2026US 2026/0287018 A1
Most cited
By later US patents
- Laterally translating seal carrier for a drilling mud motor sealed bearing assembly95US 5,195,754 AKalsi Engineering, Inc. · 1993
- Sealing rings70US 4,022,479 A1977
- Seal incorporating an encoder69US 5,431,413 AThe Torrington Company · 1995
- Idler roller bearing and seal67US 5,028,054 AFMC Corporation · 1991
- Expanding circumferential seal with upper-cooled runner67US 5,301,957 AGeneral Electric Company · 1994