B02C 18/067
Tub-grinders
Official title: {Tub-grinders}
B02C18/067 (Tub-grinders) appears on 83 US grants and 53 published applications in this corpus.
Search patents in B02C- Granted patents
- 83
- Published applications
- 53
- Assignees
- 36
- Inventors
- 160
- Latest grant
- 16 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 6 |
| 2003 | 2 | 1 |
| 2004 | 4 | 3 |
| 2005 | 2 | 3 |
| 2006 | 1 | 3 |
| 2007 | 2 | 0 |
| 2008 | 1 | 2 |
| 2009 | 1 | 0 |
| 2010 | 1 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 2 | 1 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 2 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 2 |
| 2021 | 1 | 4 |
| 2022 | 4 | 5 |
| 2023 | 4 | 7 |
| 2024 | 6 | 5 |
| 2025 | 6 | 4 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Food waste disposer16 Dec 2025US 12,496,589 B2Samsung Electronics Co., Ltd.
- Hygiene article recycling unit4 Nov 2025US 12,458,981 B2Diaper Recycling Technology Pte. Ltd.
- User-removable, electrically heated, and mechanically actuated bucket unit for organic matter processing apparatus30 Sep 2025US 12,427,556 B2Chewie Labs LLC
- System and method for food waste decomposition5 Aug 2025US 12,377,420 B2Green Eco International Ltd
- Organic solid waste treatment equipment and application method thereof10 Jun 2025US 12,325,029 B1Chengdu Environmental Investment Group Co., Ltd
- Food waste disposer12 Mar 2026US 2026/0070065 A1Samsung Electronics Co., Ltd.
- User-removable, electrically heated, and mechanically actuated bucket unit for organic matter processing apparatus22 Jan 2026US 2026/0021521 A1Chewie Labs LLC
- System and Method for Food Waste Decomposition30 Oct 2025US 2025/0332597 A1
- Organic matter processing apparatus and methods of use thereof21 Aug 2025US 2025/0262625 A1Chewie Labs LLC
- System and method for providing a food recycler having a bucket and grinder for processing food24 Jul 2025US 2025/0235876 A1Food Cycle Science Corporation
Most cited
By later US patents
- Rotary grinder apparatus and method75US 6,422,495 B1Vermeer Manufacturing Company · 2002
- Feed control for tub type hay grinder52US 3,966,128 AHaybuster Manufacturing, Inc. · 1976
- Grinding apparatus40US 4,997,135 A1991
- Tub grinder systems and methods for comminuting waste wood40US 5,419,502 AWood Technology, Inc. · 1995
- Tub grinder with adjustable swing diameter hammer mill40US 6,260,778 B1C. W. Mill Equipment Co., Inc. · 2001