E04C 2/525
For heating or cooling
Official title: {for heating or cooling (solar heat collectors F24S10/00; heat storage F28D20/00)}
E04C2/525 (For heating or cooling) appears on 88 US grants and 129 published applications in this corpus.
Search patents in E04C- Granted patents
- 88
- Published applications
- 129
- Assignees
- 66
- Inventors
- 211
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 2 |
| 2007 | 0 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 4 |
| 2010 | 1 | 4 |
| 2011 | 4 | 7 |
| 2012 | 2 | 1 |
| 2013 | 1 | 7 |
| 2014 | 4 | 9 |
| 2015 | 3 | 5 |
| 2016 | 2 | 7 |
| 2017 | 8 | 9 |
| 2018 | 5 | 9 |
| 2019 | 3 | 7 |
| 2020 | 6 | 8 |
| 2021 | 7 | 11 |
| 2022 | 3 | 8 |
| 2023 | 5 | 7 |
| 2024 | 6 | 12 |
| 2025 | 7 | 5 |
| 2026 | 4 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Dynamic insulation system for switchable building envelope25 Aug 2026US 12,716,232 B2The Regents of the University of Colorado, a body corporate
- Green energy-saving cold store19 May 2026US 12,631,387 B2
- Hydronic system and method for heating and cooling a building12 May 2026US 12,624,843 B2Rensselaer Polytechnic Institute
- Receiving structure, textile-reinforced component and method for producing the component13 Jan 2026US 12,523,040 B2
- Printed heater elements integrated in construction materials29 Jul 2025US 12,371,904 B2E2IP Technologies Inc.
- Prefabricated multi-conduit building panel design29 Jan 2026US 2026/0028820 A1Wall to Wall, LLC
- Green energy-saving cold store8 Jan 2026US 2026/0009577 A1
- Micellar Composition4 Dec 2025US 2025/0367084 A1Phytoceutical Limited
- Prefabricated above-door cavity conduit routing31 Jul 2025US 2025/0243666 A1Wall to Wall, LLC
- Building panel system17 Jul 2025US 2025/0230652 A1Armstrong World Industries, Inc.
Most cited
By later US patents
- External wall element for buildings65US 5,039,352 A1991
- Construction element57US 5,128,181 A1992
- Compound solar collector building construction44US 5,217,000 A1993
- Fire retardant panel apparatus and method of making and using same41US 7,897,235 B1Milwaukee Composites, Inc. · 2011
- Dynamic-insulation wall element for renewing air in buildings in order to make them more comfortable and cheaper38US 5,561,958 ANeurones of Zone Industrielle · 1996