A47J 31/38
Operated by hand
Official title: operated by hand
A47J31/38 (Operated by hand) appears on 61 US grants and 103 published applications in this corpus.
Search patents in A47J- Granted patents
- 61
- Published applications
- 103
- Assignees
- 53
- Inventors
- 158
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 3 |
| 2011 | 0 | 3 |
| 2012 | 1 | 2 |
| 2013 | 2 | 6 |
| 2014 | 2 | 3 |
| 2015 | 2 | 4 |
| 2016 | 8 | 8 |
| 2017 | 2 | 10 |
| 2018 | 3 | 8 |
| 2019 | 7 | 8 |
| 2020 | 6 | 10 |
| 2021 | 7 | 6 |
| 2022 | 2 | 5 |
| 2023 | 3 | 8 |
| 2024 | 4 | 6 |
| 2025 | 6 | 4 |
| 2026 | 4 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hand-operated coffee press22 Sep 2026US 12,740,663 B2Superkop BV
- Small manual coffee maker14 Jul 2026US 12,677,978 B2Hua Ku (Shunde) Tech Electric Co., Ltd
- Manual espresso machine5 May 2026US 12,616,330 B1
- Handheld filter press13 Jan 2026US 12,520,963 B2Kaz Europe SàRl
- Apparatus for infusing a liquid23 Dec 2025US 12,502,020 B2GSI Outdoors, Inc.
- Manual coffee press assembly and method of making coffee using same25 Jun 2026US 2026/0174268 A1Optex Solar Pty Ltd
- Extractor and extraction system25 Jun 2026US 2026/0174269 A1
- Espresso machine with cold brew mode4 Jun 2026US 2026/0150995 A1Breville Pty Limited
- Apparatus for making espresso coffee7 May 2026US 2026/0123785 A1Presso Limited
- Hybrid Coffee Machine with Automatic and Manual Modes12 Mar 2026US 2026/0069077 A1Starbucks Corporation
Most cited
By later US patents
- Fluid insulation assembly42US 10,329,070 B2Thermal Lock LLC · 2019
- Beverage preparation assembly38US 4,421,014 A1983
- French press coffee maker with spent grounds removal23US 9,192,261 B2Helen of Troy Limited · 2015
- Method for brewing a beverage21US 9,232,873 B2Starbucks Corporation · 2016
- Apparatus and method for extracting an infusion19US 8,770,097 B2Espro, Inc. · 2014