F16J 15/168
Which permits material to be continuously conveyed
Official title: {which permits material to be continuously conveyed}
F16J15/168 (Which permits material to be continuously conveyed) appears on 79 US grants and 28 published applications in this corpus.
Search patents in F16J- Granted patents
- 79
- Published applications
- 28
- Assignees
- 68
- Inventors
- 158
- Latest grant
- 3 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 5 | 0 |
| 1983 | 3 | 0 |
| 1984 | 7 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 4 | 0 |
| 1989 | 5 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 2 | 0 |
| 2013 | 0 | 3 |
| 2014 | 0 | 3 |
| 2015 | 1 | 2 |
| 2016 | 1 | 7 |
| 2017 | 4 | 1 |
| 2018 | 1 | 1 |
| 2019 | 7 | 1 |
| 2020 | 2 | 3 |
| 2021 | 1 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Double-belt press3 Jun 2025US 12,318,972 B2Sgic Inc.
- Seal15 Nov 2022US 11,499,638 B2Southwest Research Institute
- Bushing shield for fire detection14 Dec 2021US 11,199,286 B1Evergreen Tool Co., Inc.
- Oil slinger with convective cooling of radial surface11 Aug 2020US 10,738,890 B2Raytheon Technologies Corporation
- Rolling annular seal16 Jun 2020US 10,683,934 B2Cameron International Corporation
- Sealing airlock for deposition chamber26 Feb 2026US 2026/0055501 A1
- Double-belt press4 Jul 2024US 2024/0217146 A1Sgic Inc.
- Seal24 Jun 2021US 2021/0190207 A1Southwest Research Institute
- Rolling annular seal1 Oct 2020US 2020/0309265 A1Cameron International Corporation
- Rolling annular seal16 Jan 2020US 2020/0018397 A1Cameron International Corporation
Most cited
By later US patents
- Valve assembly for introducing instruments into body cavities276US 5,360,417 AUnited States Surgical Corporation · 1994
- Valve assembly for introducing instruments into body cavities92US 5,542,931 AUnited States Surgical Corporation · 1996
- Envelope apparatus for localized vacuum processing54US 4,584,479 AVarian Associates, Inc. · 1986
- Valve assembly for introducing instruments into body cavities44US 5,722,958 AUnited States Surgical Corporation · 1998
- Grooved gas gate40US 4,438,724 AEnergy Conversion Devices, Inc. · 1984