A23N 5/00
Machines for hulling, husking or cracking nuts
Official title: Machines for hulling, husking or cracking nuts {(household nutcrackers A47J43/26)}
A23N5/00 (Machines for hulling, husking or cracking nuts) appears on 220 US grants and 137 published applications in this corpus.
Search patents in A23N- Granted patents
- 220
- Published applications
- 137
- Assignees
- 109
- Inventors
- 378
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 3 | 0 |
| 1982 | 12 | 0 |
| 1983 | 7 | 0 |
| 1984 | 10 | 0 |
| 1985 | 5 | 0 |
| 1986 | 5 | 0 |
| 1987 | 5 | 0 |
| 1988 | 5 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 7 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 3 | 0 |
| 2000 | 9 | 0 |
| 2001 | 7 | 0 |
| 2002 | 3 | 4 |
| 2003 | 8 | 2 |
| 2004 | 4 | 1 |
| 2005 | 2 | 8 |
| 2006 | 3 | 4 |
| 2007 | 4 | 3 |
| 2008 | 4 | 3 |
| 2009 | 1 | 6 |
| 2010 | 3 | 2 |
| 2011 | 0 | 3 |
| 2012 | 4 | 1 |
| 2013 | 2 | 3 |
| 2014 | 3 | 3 |
| 2015 | 5 | 6 |
| 2016 | 3 | 8 |
| 2017 | 1 | 7 |
| 2018 | 2 | 7 |
| 2019 | 2 | 5 |
| 2020 | 5 | 15 |
| 2021 | 2 | 10 |
| 2022 | 6 | 10 |
| 2023 | 8 | 12 |
| 2024 | 10 | 5 |
| 2025 | 2 | 3 |
| 2026 | 3 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A23N 5/002Machines for hulling, husking or cracking nuts: for skinning nut kernels32
- A23N 5/08Machines for hulling, husking or cracking nuts: for removing fleshy or fibrous24
- A23N 5/01Machines for hulling, husking or cracking nuts: for peanuts16
- A23N 5/008Machines for hulling, husking or cracking nuts: for almonds15
- A23N 5/03Machines for hulling, husking or cracking nuts: for coconuts15
- A23N 5/006Machines for hulling, husking or cracking nuts: for chestnuts4
- A23N 5/004Machines for hulling, husking or cracking nuts: for palmnuts1
Recent patents
- Intelligent separation method for peanut kernel and red coat15 Sep 2026US 12,733,669 B2Qingdao Huanghai University
- Cracking and shelling mechanism for nuts26 May 2026US 12,635,721 B2Jose Borrell S.A.
- System and method of preparing frozen coconuts6 Jan 2026US 12,514,258 B2Bio-Diversified Ventures Inc.
- Dehulling system for soft-shelled nuts4 Nov 2025US 12,458,974 B2Jose Borrell S.A.
- Cracking-shelling mechanism with variable excentric adjustment for shelled fruits23 Sep 2025US 12,419,337 B2Roig Borrell S.L.
- Methods of reducing aflatoxin in nuts17 Sep 2026US 2026/0271948 A1Olam Americas, LLC
- Soak tank overflow management17 Sep 2026US 2026/0271981 A1Heat and Control, Inc.
- System and method of preparing frozen coconuts16 Jul 2026US 2026/0198508 A1Bio-Diversified Ventures Inc.
- Device For Peeling The Skins Of Almonds and Nuts4 Jun 2026US 2026/0150875 A1Roig Borrell S.L.
- Coconut cutting device5 Mar 2026US 2026/0061650 A1
Most cited
By later US patents
- Apparatus for waterless hulling of nuts and the like46US 5,329,845 A1994
- Cracking die assembly for high production nut cracking apparatus25US 4,441,414 AMachine Design Incorporated · 1984
- Oat crimper21US 4,608,007 A1986
- Method of cracking nuts at high production rates19US 4,332,827 AMachine Design Incorporated · 1982
- Apparatus for cracking nuts at high production rates19US 4,418,617 AMachine Design Incorporated · 1983