A47J 42/12
Coffee mills: having grinding discs
Official title: having grinding discs
A47J42/12 (Coffee mills: having grinding discs) appears on 138 US grants and 161 published applications in this corpus.
Search patents in A47J- Granted patents
- 138
- Published applications
- 161
- Assignees
- 96
- Inventors
- 315
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 2 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 3 |
| 2006 | 0 | 1 |
| 2007 | 2 | 1 |
| 2008 | 1 | 2 |
| 2009 | 1 | 1 |
| 2010 | 3 | 2 |
| 2011 | 3 | 0 |
| 2012 | 4 | 5 |
| 2013 | 1 | 0 |
| 2014 | 4 | 7 |
| 2015 | 1 | 6 |
| 2016 | 7 | 6 |
| 2017 | 4 | 13 |
| 2018 | 4 | 5 |
| 2019 | 7 | 10 |
| 2020 | 8 | 11 |
| 2021 | 8 | 15 |
| 2022 | 11 | 16 |
| 2023 | 9 | 19 |
| 2024 | 15 | 10 |
| 2025 | 15 | 13 |
| 2026 | 7 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Herb and spice grinder apparatus1 Sep 2026US 12,721,478 B2
- Multi-configuration herb grinder with enhanced crushing efficiency and interchangeable contoured grinding surfaces28 Jul 2026US 12,690,716 B1
- Grind size adjustment assembly comprising a coffee machine, coffee machine of an assembly of this type, and method for adjusting the grind size28 Jul 2026US 12,690,717 B2Melitta Professional Coffee Solutions GmbH & Co. KG
- Grinding appliance16 Jun 2026US 12,653,344 B2A.D.M.T Trading Ltd
- Automatically adjustable coffee grinder for a coffee brewing system12 May 2026US 12,622,542 B2TBDx Inc.
- Modular coffee grinder system with user-replaceable and upgradable precalibrated components17 Sep 2026US 2026/0272226 A1
- Blade adjusting device for bean grinder and bean grinder thereof20 Aug 2026US 2026/0240368 A1Guangdong Gemilai Intelligent Technology Co., Ltd.
- Machine and method for preparing coffee and method and apparatus for calibrating a coffee grinder13 Aug 2026US 2026/0232138 A1Illycaffe' S.P.A.
- Coffee grinder with grinding adjustment system6 Aug 2026US 2026/0224063 A1Conti Valerio - S.R.L.
- Coffee bean grinding assembly with temperature control structure30 Jul 2026US 2026/0215625 A1Guangdong Taineng Electric Appliance Manufacturing Co., Ltd.
Most cited
By later US patents
- Portable leaf grinding device48US 8,083,167 B12011
- Cannabis personal processor apparatus40US 10,028,618 B12018
- Precision coffee grinder29US 4,605,175 AWebston Incorporated · 1986
- Combination herb storage, grinder and pouring container29US 8,695,906 B22014
- Apparatus for herb grinding and related methods29US 9,241,597 B22016