F16C 33/6637
With liquid lubricant
Official title: {with liquid lubricant}
F16C33/6637 (With liquid lubricant) appears on 1,807 US grants and 1,676 published applications in this corpus.
Search patents in F16C- Granted patents
- 1,807
- Published applications
- 1,676
- Assignees
- 642
- Inventors
- 3,524
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 10 | 0 |
| 1978 | 11 | 0 |
| 1979 | 6 | 0 |
| 1980 | 18 | 0 |
| 1981 | 11 | 0 |
| 1982 | 21 | 0 |
| 1983 | 11 | 0 |
| 1984 | 10 | 0 |
| 1985 | 12 | 0 |
| 1986 | 10 | 0 |
| 1987 | 10 | 0 |
| 1988 | 15 | 0 |
| 1989 | 18 | 0 |
| 1990 | 19 | 0 |
| 1991 | 18 | 0 |
| 1992 | 13 | 0 |
| 1993 | 15 | 0 |
| 1994 | 16 | 0 |
| 1995 | 17 | 0 |
| 1996 | 31 | 0 |
| 1997 | 18 | 0 |
| 1998 | 24 | 0 |
| 1999 | 11 | 0 |
| 2000 | 23 | 0 |
| 2001 | 39 | 10 |
| 2002 | 30 | 31 |
| 2003 | 30 | 36 |
| 2004 | 30 | 36 |
| 2005 | 20 | 35 |
| 2006 | 29 | 51 |
| 2007 | 20 | 40 |
| 2008 | 25 | 56 |
| 2009 | 25 | 67 |
| 2010 | 28 | 61 |
| 2011 | 42 | 58 |
| 2012 | 46 | 50 |
| 2013 | 61 | 65 |
| 2014 | 65 | 77 |
| 2015 | 83 | 115 |
| 2016 | 84 | 114 |
| 2017 | 92 | 124 |
| 2018 | 95 | 99 |
| 2019 | 135 | 86 |
| 2020 | 87 | 97 |
| 2021 | 85 | 77 |
| 2022 | 68 | 67 |
| 2023 | 64 | 59 |
| 2024 | 51 | 56 |
| 2025 | 61 | 67 |
| 2026 | 35 | 42 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Axial rolling bearing unit with rolling bodies, which are arranged between annular axial bearing washers, and a functionally integrated bearing cage6 Oct 2026US 12,753,798 B2Schaeffler Technologies AG & Co. KG
- Rolling bearing fastening ring for rotating electric machines and rotating electric machine6 Oct 2026US 12,753,800 B2Weg Equipamentos EléTricos S.A.
- Lubrication ring for transporting lubricant22 Sep 2026US 12,742,477 B2Sulzer Management AG
- Linear guideway15 Sep 2026US 12,736,081 B2Ome Technology Co., Ltd.
- Lubricant supply system15 Sep 2026US 12,736,128 B2Hyundai Mobis Co., Ltd.
- Exciter apparatus8 Oct 2026US 2026/0307107 A1FLSmidth AVS
- An oil recovery system17 Sep 2026US 2026/0276146 A1Corsaer Holding B.V.
- Wheel bearing assembly and assembling method10 Sep 2026US 2026/0266333 A1
- Lubrication insert for lubricating spindle bearings10 Sep 2026US 2026/0266335 A1United Machining Mill SA
- Non rotating spacer for gas turbine engine27 Aug 2026US 2026/0251245 A1Pratt & Whitney Canada Corp.
Most cited
By later US patents
- Emergency oil/mist system289US 4,284,174 AAvco Corporation · 1981
- Rolling-contact bearing containing solid lubricant therein116US 7,234,873 B2Nippon Thompson Co., Ltd. · 2007
- Environmentally safe pump including seal93US 5,499,902 AEnvironamics Corporation · 1996
- Rotary wheel-end assembly for tire inflation system82US 4,883,106 AEaton Corporation · 1989
- Magnetorheological transmission device67US 9,091,309 B2INVENTUS Engineering GmbH · 2015