A47J 31/469
Details of hydraulic circuits
Official title: {Details of hydraulic circuits}
A47J31/469 (Details of hydraulic circuits) appears on 266 US grants and 435 published applications in this corpus.
Search patents in A47J- Granted patents
- 266
- Published applications
- 435
- Assignees
- 187
- Inventors
- 770
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 3 |
| 2003 | 2 | 4 |
| 2004 | 3 | 7 |
| 2005 | 3 | 13 |
| 2006 | 3 | 9 |
| 2007 | 3 | 7 |
| 2008 | 4 | 5 |
| 2009 | 3 | 6 |
| 2010 | 9 | 13 |
| 2011 | 3 | 9 |
| 2012 | 7 | 11 |
| 2013 | 4 | 10 |
| 2014 | 7 | 14 |
| 2015 | 14 | 16 |
| 2016 | 9 | 19 |
| 2017 | 7 | 28 |
| 2018 | 11 | 10 |
| 2019 | 22 | 24 |
| 2020 | 22 | 37 |
| 2021 | 22 | 38 |
| 2022 | 16 | 30 |
| 2023 | 19 | 24 |
| 2024 | 35 | 35 |
| 2025 | 7 | 31 |
| 2026 | 11 | 32 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Modular brew systems11 Aug 2026US 12,702,248 B2Starbucks Corporation
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- Beverage brewing systems and methods5 May 2026US 12,616,327 B2Sensio Inc.
- Machine for dispensing beverages with foam1 Oct 2026US 2026/0294162 A1Societe des Produits Nestle S. A.
- Beverage preparation machine with reliable dispensing1 Oct 2026US 2026/0294163 A1Societe des Produits Nestle S. A.
- Beverage making assembly24 Sep 2026US 2026/0283394 A1HCL Technologies Limited
- Brewing and cooling a beverage17 Sep 2026US 2026/0272211 A1ColdSnap, Corp.
- Appliance for producing beverages, preferably foamed milk or milk beverages27 Aug 2026US 2026/0248321 A1Steiner AG Weggis
Most cited
By later US patents
- Automated beverage brewing system305US 6,142,063 AKeurig, Incorporated · 2000
- Drain for beverage forming machine112US 7,640,845 B2Keurig, Incorporated · 2010
- Fluid delivery system for generating pressure pulses to make beverages99US 6,405,637 B1Houseware Technology Group · 2002
- Beverage forming apparatus with centrifugal pump81US 8,151,694 B2Keurig, Incorporated · 2012
- Beverage brewing apparatus73US 5,778,765 ABraun GmbH · 1998