F24S 40/46
Maintaining vacuum
Official title: Maintaining vacuum, e.g. by using getters
F24S40/46 (Maintaining vacuum) appears on 42 US grants and 38 published applications in this corpus.
Search patents in F24S- Granted patents
- 42
- Published applications
- 38
- Assignees
- 24
- Inventors
- 82
- Latest grant
- 5 Sep 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 2 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 4 |
| 2008 | 0 | 0 |
| 2009 | 2 | 0 |
| 2010 | 2 | 1 |
| 2011 | 0 | 6 |
| 2012 | 0 | 7 |
| 2013 | 0 | 6 |
| 2014 | 5 | 4 |
| 2015 | 4 | 0 |
| 2016 | 3 | 0 |
| 2017 | 1 | 2 |
| 2018 | 2 | 0 |
| 2019 | 1 | 2 |
| 2020 | 1 | 2 |
| 2021 | 1 | 1 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for repairing or improving absorber tubes with a loss of thermal insulation of or for solar thermal installations5 Sep 2023US 11,747,048 B2Cobra Instalaciones Y Servicios, S.A
- System for removing thermal degradation products from heat transfer fluids13 Jul 2021US 11,058,969 B2
- Method for discharging a hydrogen storage system in parabolic trough receivers25 Feb 2020US 10,571,154 B2Schott AG
- Method and device for discharging a hydrogen storage system in parabolic trough receivers29 Oct 2019US 10,458,680 B2Schott AG
- Absorber pipe10 Apr 2018US 9,939,176 B2Rioglass Solar Holding, S.A.
- Method for repairing or improving absorber tubes with a loss of thermal insulation of or for solar thermal installations26 May 2022US 2022/0163237 A1Cobra Instalaciones Y Servicios, S.A
- System for removing thermal degradation products from heat transfer fluids30 Sep 2021US 2021/0299590 A1
- Solar heat collector19 Mar 2020US 2020/0088445 A1Kabushiki Kaisha Toyota Jidoshokki
- Solar heat collector20 Feb 2020US 2020/0056813 A1Kabushiki Kaisha Toyota Jidoshokki
- System and method of removing thermal degradation products from heat transfer fluids15 Aug 2019US 2019/0247768 A1
Most cited
By later US patents
- Heat-insulating building and/or light element42US 5,005,557 A1991
- Heat-insulating building and/or light element41US 5,009,218 A1991
- Solar energy collector and method of making same25US 4,579,107 A1986
- Getter support assembly for a solar energy collector system19US 6,832,608 B2Solel Solar Systems Ltd. · 2004
- Solar collector comprising an entrance window consisting of evacuated tubes16US 4,144,875 A1979