F16C 33/7823
Of sealing lips
Official title: {of sealing lips}
F16C33/7823 (Of sealing lips) appears on 270 US grants and 322 published applications in this corpus.
Search patents in F16C- Granted patents
- 270
- Published applications
- 322
- Assignees
- 87
- Inventors
- 602
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 3 |
| 2005 | 1 | 3 |
| 2006 | 2 | 5 |
| 2007 | 2 | 2 |
| 2008 | 3 | 3 |
| 2009 | 0 | 1 |
| 2010 | 1 | 4 |
| 2011 | 0 | 4 |
| 2012 | 1 | 4 |
| 2013 | 2 | 6 |
| 2014 | 7 | 8 |
| 2015 | 9 | 19 |
| 2016 | 11 | 30 |
| 2017 | 28 | 21 |
| 2018 | 15 | 20 |
| 2019 | 21 | 22 |
| 2020 | 18 | 25 |
| 2021 | 25 | 25 |
| 2022 | 14 | 28 |
| 2023 | 21 | 21 |
| 2024 | 27 | 26 |
| 2025 | 24 | 21 |
| 2026 | 14 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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
- Sealing device for bearing unit8 Sep 2026US 12,729,720 B2Aktiebolaget Skf
- Vehicular wheel bearing having improved sealing property9 Jun 2026US 12,650,147 B2ILJIN GLOBAL Co.,Ltd
- Bearing assembly5 May 2026US 12,618,440 B2Aktiebolaget Skf
- Sealing ring, bearing assembly and production method3 Sep 2026US 2026/0258842 A1
- Sealed ball bearing and bearing device20 Aug 2026US 2026/0243307 A1Ntn Corporation
- Sliding member and rolling bearing6 Aug 2026US 2026/0226945 A1Jtekt Corporation
- Sliding member and rolling bearing30 Jul 2026US 2026/0218753 A1Jtekt Corporation
- Cross roller bearing23 Jul 2026US 2026/0210403 A1BEARING ART Corp.
Most cited
By later US patents
- Self-venting seal lip54US 4,399,998 AThe Timken Company · 1983
- Bearing seal with oil deflectors45US 5,511,886 ABrenco, Incorporated · 1996
- Hydrodynamic seal44US 4,770,548 AThe Timken Company · 1988
- Compact seal41US 4,799,808 AThe Timken Company · 1989
- Rolling bearing assemblies fitted with seals31US 4,533,265 ASKF (U.K.) Limited · 1985