F16T 1/386
Actuating mechanisms for lift valves
Official title: {Actuating mechanisms for lift valves}
F16T1/386 (Actuating mechanisms for lift valves) appears on 9 US grants and 8 published applications in this corpus.
Search patents in F16T- Granted patents
- 9
- Published applications
- 8
- Assignees
- 10
- Inventors
- 18
- Latest grant
- 8 Feb 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 1 | 1 |
| 2017 | 1 | 0 |
| 2018 | 1 | 3 |
| 2019 | 2 | 1 |
| 2020 | 0 | 0 |
| 2021 | 2 | 1 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Nozzle-type steam trap8 Feb 2022US 11,242,954 B2ECO FIRST Co., Ltd.
- Pumping and trapping device19 Oct 2021US 11,150,024 B2Forbes Marshall Private Limited
- Bellows-type steam trap9 Mar 2021US 10,941,903 B2Tsk Corporation
- Condensate drain2 Apr 2019US 10,247,325 B2GEA Aseptomag AG
- Automatic drain discharge apparatus12 Feb 2019US 10,203,048 B2SMC Corporation
- Nozzle-type steam trap7 Jan 2021US 2021/0003251 A1ECO FIRST Co., Ltd.
- A pumping and trapping device31 Oct 2019US 2019/0331424 A1Forbes Marshall Private Limited
- Bellows-type steam trap13 Dec 2018US 2018/0356036 A1Tsk Corporation
- Automatic drain discharge apparatus15 Feb 2018US 2018/0045326 A1SMC Corporation
- Drain valve15 Feb 2018US 2018/0045369 A1Control Devices, Inc.
Most cited
By later US patents
- Automatic drain discharge apparatus9US 10,203,048 B2SMC Corporation · 2019
- Nozzle-type steam trap5US 11,242,954 B2ECO FIRST Co., Ltd. · 2022
- Separating valve for discharging the liquid phase of a two-phase fluid5US 4,757,837 ACompagnie Parisienne de Chauffage Urbain · 1988
- Bellows-type steam trap2US 10,941,903 B2Tsk Corporation · 2021
- Steam trap system2US 9,500,102 B2Metalgentech Co., Ltd. · 2016