A23P 30/32
By pressure release
Official title: by pressure release, e.g. explosion puffing; by vacuum treatment
A23P30/32 (By pressure release) appears on 212 US grants and 176 published applications in this corpus.
Search patents in A23P- Granted patents
- 212
- Published applications
- 176
- Assignees
- 135
- Inventors
- 536
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 10 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 5 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 6 | 0 |
| 1989 | 11 | 0 |
| 1990 | 6 | 0 |
| 1991 | 2 | 0 |
| 1992 | 7 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 12 | 2 |
| 2002 | 3 | 3 |
| 2003 | 13 | 10 |
| 2004 | 7 | 7 |
| 2005 | 5 | 8 |
| 2006 | 3 | 3 |
| 2007 | 4 | 3 |
| 2008 | 2 | 7 |
| 2009 | 1 | 13 |
| 2010 | 3 | 8 |
| 2011 | 6 | 9 |
| 2012 | 6 | 8 |
| 2013 | 0 | 6 |
| 2014 | 6 | 3 |
| 2015 | 2 | 4 |
| 2016 | 2 | 6 |
| 2017 | 2 | 5 |
| 2018 | 3 | 7 |
| 2019 | 1 | 7 |
| 2020 | 6 | 13 |
| 2021 | 6 | 2 |
| 2022 | 3 | 10 |
| 2023 | 5 | 6 |
| 2024 | 3 | 9 |
| 2025 | 3 | 13 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Production method for soluble material6 Jan 2026US 12,514,275 B2Zensho Holdings Co., Ltd.
- Method of extrusion and making random extruded products11 Nov 2025US 12,465,068 B2Frito-Lay North America, Inc.
- Temperature control for a rotary head extruder10 Jun 2025US 12,324,454 B2Frito-Lay North America, Inc.
- Extrusion of agro-food industry byproducts and protein concentrates into value-added foods21 Jan 2025US 12,201,136 B2Cornell University
- Crisped proteinaceous food product25 Jun 2024US 12,016,351 B2Michael Foods, Inc.
- Extruded Puffed High Insoluble Fiber Food and High Total Fiber Pieces and Methods of Making24 Sep 2026US 2026/0283217 A1General Mills, Inc.
- Puffed high protein oat-based food pieces and methods of making14 May 2026US 2026/0130381 A1General Mills, Inc.
- Puffed high protein oat-based food pieces and methods of making14 May 2026US 2026/0130398 A1General Mills, Inc.
- Meat-containing puffed foodstuff and preparation method therefor30 Apr 2026US 2026/0114480 A1
- Control system for making compressed food13 Nov 2025US 2025/0344740 A1
Most cited
By later US patents
- Biodegradable protein/starch-based thermoplastic composition120US 5,922,379 ANatural Polymer International Corporation · 1999
- Apparatus for treating cellulosic materials110US 6,176,176 B1Board of Trustees operating Michigan State University · 2001
- Process for treating cellulosic materials101US 6,106,888 ABoard of Trustees operating Michigan State University · 2000
- Edible thermoplastic and nutritious pet chew92US 6,455,083 B1Natural Polymer International Corporation · 2002
- Protein-based chewable pet toy75US 6,379,725 B1Natural Polymer International Corporation · 2002