F25C 3/02
Processes or apparatus specially adapted for producing ice or snow for winter
Official title: for ice rinks
F25C3/02 (Processes or apparatus specially adapted for producing ice or snow for winter) appears on 49 US grants and 37 published applications in this corpus.
Search patents in F25C- Granted patents
- 49
- Published applications
- 37
- Assignees
- 29
- Inventors
- 87
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 3 |
| 2006 | 2 | 0 |
| 2007 | 2 | 2 |
| 2008 | 0 | 3 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 3 |
| 2013 | 0 | 4 |
| 2014 | 4 | 2 |
| 2015 | 1 | 4 |
| 2016 | 2 | 3 |
| 2017 | 2 | 3 |
| 2018 | 0 | 2 |
| 2019 | 0 | 1 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 2 | 2 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Skating rink that retains refrigeration energy by way of a phase-change material25 Aug 2026US 12,714,932 B2Sun-Ice Energy Pte. Ltd.
- CO2 cooling system and method for operating same23 May 2023US 11,656,005 B2Gestion Marc-André Lesmerises Inc.
- Cooling member for a mobile ice rink21 Feb 2023US 11,585,582 B2Ice-World Holding B.V.
- CO2 refrigeration system23 Jun 2020US 10,690,389 B2Toromont Industries Limited
- Modular barrier system21 Nov 2017US 9,821,216 B2Lane Research
- Skating rink that retains refrigeration energy by way of a phase-change material27 Jun 2024US 2024/0207714 A1Sun-Ice Energy Pte. Ltd.
- Refrigeration system for an ice skating rink20 Jul 2023US 2023/0228474 A1
- Ice rink and method for making ice surface of ice rink9 Mar 2023US 2023/0075532 A1Tsinghua University
- Ice Resurfacing Sled6 Oct 2022US 2022/0316783 A1
- Co2 refrigeration system25 Jun 2020US 2020/0200459 A1Toromont Industries Limited
Most cited
By later US patents
- Air refrigerant ice forming equipment68US 5,644,928 AKajima Corporation · 1997
- Floor system for a rink56US 6,021,646 ABurley's Rink Supply, Inc. · 2000
- Rink covering structure32US 4,551,985 A1985
- Method and system for creating and maintaining a frozen surface31US 5,970,734 A1999
- Ice lighting device26US 7,237,396 B1BriteIce Technologies LLC · 2007