F25C 3/00
Processes or apparatus specially adapted for producing ice or snow for winter
Official title: Processes or apparatus specially adapted for producing ice or snow for winter sports or similar recreational purposes, e.g. for sporting installations; Producing artificial snow
F25C3/00 (Processes or apparatus specially adapted for producing ice or snow for winter) appears on 352 US grants and 207 published applications in this corpus.
Search patents in F25C- Granted patents
- 352
- Published applications
- 207
- Assignees
- 174
- Inventors
- 478
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 7 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 6 | 0 |
| 1985 | 11 | 0 |
| 1986 | 5 | 0 |
| 1987 | 4 | 0 |
| 1988 | 14 | 0 |
| 1989 | 9 | 0 |
| 1990 | 8 | 0 |
| 1991 | 4 | 0 |
| 1992 | 9 | 0 |
| 1993 | 10 | 0 |
| 1994 | 10 | 0 |
| 1995 | 10 | 0 |
| 1996 | 4 | 0 |
| 1997 | 10 | 0 |
| 1998 | 9 | 0 |
| 1999 | 15 | 0 |
| 2000 | 18 | 0 |
| 2001 | 13 | 2 |
| 2002 | 11 | 4 |
| 2003 | 7 | 7 |
| 2004 | 5 | 10 |
| 2005 | 4 | 8 |
| 2006 | 8 | 8 |
| 2007 | 8 | 8 |
| 2008 | 0 | 6 |
| 2009 | 5 | 8 |
| 2010 | 2 | 2 |
| 2011 | 2 | 8 |
| 2012 | 2 | 10 |
| 2013 | 4 | 10 |
| 2014 | 8 | 11 |
| 2015 | 6 | 7 |
| 2016 | 9 | 8 |
| 2017 | 10 | 18 |
| 2018 | 3 | 9 |
| 2019 | 6 | 5 |
| 2020 | 11 | 10 |
| 2021 | 6 | 7 |
| 2022 | 6 | 15 |
| 2023 | 6 | 5 |
| 2024 | 5 | 11 |
| 2025 | 12 | 6 |
| 2026 | 7 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
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.
- Snow environment test apparatus and snow environment test method14 Jul 2026US 12,680,943 B2Espec Corp.
- Remote, multi-functional snow-making apparatus16 Jun 2026US 12,656,041 B2
- Snow accretion test method and snow accretion test device12 May 2026US 12,625,059 B2Espec Corp.
- Snow environment test apparatus and snow environment test method5 May 2026US 12,618,598 B2Espec Corp.
- Snow environment test apparatus and snow environment test method8 Oct 2026US 2026/0309615 A1Espec Corp.
- Ice-like snow preparation vehicle, final assembly and calculation method of water amount injected into target position by ice-like snow preparation vehicle13 Aug 2026US 2026/0235343 A1Northwest Institute of Eco-Environment and Resources, Chinese Academy of Sciences
- Artificial snowmaking machine11 Jun 2026US 2026/0160474 A1University Corporation for Atmospheric Research
- Snow generation system for bathroom systems28 May 2026US 2026/0146777 A1Kohler Co.
- Ski resort management system4 Dec 2025US 2025/0368237 A1Skadii GmbH
Most cited
By later US patents
- Artificial snow in an aggregate form of snow granules279US 5,556,671 AMiura Dolphins Co., Ltd. · 1996
- Snow maker73US 6,129,290 A2000
- 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
- Snow gun having optimized mixing of compressed air and water flows48US 5,090,619 APinnacle Innovations · 1992