A23B 2/92
Freeze drying
A23B2/92 (Freeze drying) appears on 108 US grants and 173 published applications in this corpus.
Search patents in A23B- Granted patents
- 108
- Published applications
- 173
- Assignees
- 131
- Inventors
- 393
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 2 |
| 2006 | 0 | 2 |
| 2007 | 0 | 2 |
| 2008 | 1 | 2 |
| 2009 | 1 | 1 |
| 2010 | 0 | 5 |
| 2011 | 1 | 10 |
| 2012 | 1 | 4 |
| 2013 | 3 | 5 |
| 2014 | 1 | 3 |
| 2015 | 1 | 2 |
| 2016 | 4 | 4 |
| 2017 | 4 | 5 |
| 2018 | 8 | 14 |
| 2019 | 8 | 13 |
| 2020 | 4 | 17 |
| 2021 | 8 | 14 |
| 2022 | 9 | 17 |
| 2023 | 6 | 16 |
| 2024 | 6 | 14 |
| 2025 | 6 | 10 |
| 2026 | 5 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Preparation method of milk oligosaccharides and oligosaccharide powder and food prepared thereby15 Sep 2026US 12,735,512 B2Beijing Sanyuan Foods Co., Ltd.
- Three-dimensional (3D) printing ink for Pleurotus eryngii and preparation method for and use of 3D printing ink and preparation method for 3D printed food of Pleurotus eryngii8 Sep 2026US 12,727,613 B2Jiangsu Alphay Bio-Technology Co., Ltd.
- Method for producing cheese-like snack food19 May 2026US 12,628,843 B2Fuji Oil Company, Limited
- Coated probiotic, food composition containing the same and method for producing the same7 Apr 2026US 12,593,862 B2HY Co., Ltd.
- Method for dehydrating liquid, semi-liquid or paste-like products, including a pressure cryogenic step and a lyophilization step10 Feb 2026US 12,543,752 B2Genialis
- Variable power heater freeze-dryer apparatus and methods of use8 Oct 2026US 2026/0309412 A1Peak & Prairie Industries Corp.
- Composition containing self-assembled structure and freeze-dried product thereof20 Aug 2026US 2026/0241008 A1Resonac Corporation
- Method for preparing fermentation product30 Jul 2026US 2026/0221237 A1Cj Cheiljedang Corporation
- Herb coated edible products25 Jun 2026US 2026/0174114 A1Starbucks Corporation
- Mechanical power distribution box for a freeze dryer control system and a method of using the same25 Jun 2026US 2026/0180297 A1
Most cited
By later US patents
- Food and beverage compositions infused with lipophilic active agents and methods of use thereof31US 9,474,725 B1PoViva Tea, LLC · 2016
- Food and beverage compositions infused with lipophilic active agents and methods of use thereof24US 9,974,739 B2PoViva Tea, LLC · 2018
- Food and beverage compositions infused with lipophilic active agents and methods of use thereof23US 9,972,680 B2PoViva Tea, LLC · 2018
- Apparatus and methods for cryogenic treatment of materials21US 5,520,004 A1996
- Method of preparing a freeze-dried formulation containing a drug20US 5,044,091 ASankyo Company, Limited · 1991