F28F 21/045
For domestic or space-heating systems
Official title: {for domestic or space-heating systems}
F28F21/045 (For domestic or space-heating systems) appears on 9 US grants and 6 published applications in this corpus.
Search patents in F28F- Granted patents
- 9
- Published applications
- 6
- Assignees
- 3
- Inventors
- 15
- Latest grant
- 17 Oct 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 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 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 2 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
| 2023 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Radiant cooling devices and methods of forming the same17 Oct 2023US 11,788,800 B2President and Fellows of Harvard College
- Diffuser plates and diffuser plate assemblies31 Jan 2023US 11,566,816 B2Rheem Manufacturing Company
- Diffuser plates and diffuser plate assemblies14 Dec 2021US 11,199,340 B2Rheem Manufacturing Company
- Diffuser plates and diffuser plates assemblies10 Dec 2019US 10,502,451 B2Rheem Manufacturing Company
- Method and device for producing corrugated sheet material20 Jul 2010US 7,758,790 B2
- Diffuser plates and diffuser plate assemblies31 Mar 2022US 2022/0099335 A1Rheem Manufacturing Company
- Radiant cooling devices and methods of forming the same27 Aug 2020US 2020/0271395 A1President and Fellows of Harvard College
- Diffuser Plates And Diffuser Plate Assemblies30 Jan 2020US 2020/0033026 A1Rheem Manufacturing Company
- Diffuser Plates And Diffuser Plate Assemblies8 Nov 2018US 2018/0320991 A1Rheem Manufacturing Company
- Stone panel30 Jun 2011US 2011/0155716 A1
Most cited
By later US patents
- Plate for radiant heating or similar effects8US 4,415,798 A1983
- Hydronic room heating device6US 4,607,791 A1986
- Heat exchange structural element4US 4,303,125 A1981
- Device for indirectly heating fluids4US 5,320,071 AMannesmann Aktiengesellschaft · 1994
- Diffuser plates and diffuser plates assemblies1US 10,502,451 B2Rheem Manufacturing Company · 2019