A47J 31/4407
Lids, covers or knobs
Official title: {Lids, covers or knobs}
A47J31/4407 (Lids, covers or knobs) appears on 206 US grants and 304 published applications in this corpus.
Search patents in A47J- Granted patents
- 206
- Published applications
- 304
- Assignees
- 145
- Inventors
- 462
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 2 |
| 2004 | 4 | 22 |
| 2005 | 2 | 6 |
| 2006 | 6 | 8 |
| 2007 | 8 | 7 |
| 2008 | 7 | 5 |
| 2009 | 6 | 7 |
| 2010 | 6 | 7 |
| 2011 | 3 | 10 |
| 2012 | 4 | 4 |
| 2013 | 2 | 8 |
| 2014 | 6 | 10 |
| 2015 | 5 | 8 |
| 2016 | 8 | 19 |
| 2017 | 8 | 14 |
| 2018 | 18 | 23 |
| 2019 | 15 | 18 |
| 2020 | 17 | 23 |
| 2021 | 8 | 17 |
| 2022 | 9 | 22 |
| 2023 | 15 | 23 |
| 2024 | 16 | 18 |
| 2025 | 8 | 15 |
| 2026 | 11 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System, a vertical axis mechanism and a production method4 Aug 2026US 12,697,820 B2Ripples Ltd.
- Coffee machine that grinds beans contained in capsules28 Jul 2026US 12,690,713 B1
- Small manual coffee maker14 Jul 2026US 12,677,978 B2Hua Ku (Shunde) Tech Electric Co., Ltd
- Bean grinding component with self-cleaning for coffee machine and use method thereof14 Jul 2026US 12,677,983 B2Zhi Shan Zhi Mei (Binhai) Trading Co., Ltd.
- Machine for inhibiting pathogenic agents during the preparation of beverages based on breast-milk substitutes9 Jun 2026US 12,648,666 B2
- Top-mounted ultrasonic extraction device17 Sep 2026US 2026/0272208 A1
- Coffee making system23 Jul 2026US 2026/0206996 A1Made Simpli, LLC
- Capsule dispensing actuator and associated system and bottle23 Jul 2026US 2026/0208927 A1Mypangu Pty Ltd
- Lifting handle mechanism9 Jul 2026US 2026/0191352 A1Foshan WinLin Smart Technology Co., Ltd
- Cold Brew Percolator Device14 May 2026US 2026/0130535 A1
Most cited
By later US patents
- Apparatus for preparing coffee125US 6,009,792 ASara Lee/DE N. V. · 2000
- Fluid delivery system for generating pressure pulses to make beverages99US 6,405,637 B1Houseware Technology Group · 2002
- Machine for the preparation of beverages99US 7,097,074 B2Kraft Foods R & D, Inc. · 2006
- Cartridge for the preparation of beverages99US 7,287,461 B2Kraft Foods R & D, Inc. · 2007
- Machine for the preparation of beverages97US 7,255,039 B2Kraft Foods R & D, Inc. · 2007