B67D 1/045
Using elastic bags and pistons actuated by air or other gas
Official title: {using elastic bags and pistons actuated by air or other gas}
B67D1/045 (Using elastic bags and pistons actuated by air or other gas) appears on 57 US grants and 70 published applications in this corpus.
Search patents in B67D- Granted patents
- 57
- Published applications
- 70
- Assignees
- 36
- Inventors
- 105
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 4 | 1 |
| 2002 | 2 | 0 |
| 2003 | 0 | 2 |
| 2004 | 1 | 6 |
| 2005 | 0 | 1 |
| 2006 | 1 | 2 |
| 2007 | 0 | 2 |
| 2008 | 2 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 4 |
| 2015 | 0 | 4 |
| 2016 | 3 | 3 |
| 2017 | 1 | 2 |
| 2018 | 2 | 5 |
| 2019 | 1 | 18 |
| 2020 | 3 | 1 |
| 2021 | 10 | 2 |
| 2022 | 6 | 3 |
| 2023 | 3 | 7 |
| 2024 | 4 | 2 |
| 2025 | 3 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus for the preparation and dispensing of post-mix carbonated drinks25 Aug 2026US 12,715,748 B2Sodaflo Limited
- Pressurised oxygen-free closed-loop beverage transfer device23 Sep 2025US 12,421,099 B2
- Cartridge receptacle, cartridge system, beverage preparation machine, and method for producing a beverage6 May 2025US 12,290,199 B2Freezio AG
- Gaseous liquid dispenser and method of provision of a gaseous liquid29 Apr 2025US 12,286,336 B2Beerboxco Pty Ltd
- Cartridge receiver, cartridge system, drink preparation machine and method for producing a drink28 May 2024US 11,993,505 B2Freezio AG
- Pumpless dispensing5 Jun 2025US 2025/0178880 A1Tendo Technologies Inc.
- Systems and methods for distributing and dispensing chocolate15 Aug 2024US 2024/0268409 A1True Essence Foods Inc.
- Apparatus for the preparation and dispensing of post-mix carbonated drinks4 Apr 2024US 2024/0109762 A1Sodaflo Limited
- Pressurised oxygen-free closed-loop beverage transfer device7 Dec 2023US 2023/0391606 A1
- Cartridge System, Beverage Preparation Machine, and Process For Manufacturing a Cartridge System9 Nov 2023US 2023/0355029 A1Freezio AG
Most cited
By later US patents
- Bag-in-box packaging and dispensing of substances which will not readily flow by gravity143US 4,796,788 ALiqui-Box Corporation · 1989
- Beverage dispenser for home or office108US 5,667,110 A1997
- Method and apparatus for dispensing cold beverage79US 4,687,120 ACornelius, Inc. · 1987
- Preservation and dispensation by volumetric displacement77US 6,220,311 B12001
- Liquid dispenser for use with containers54US 5,499,758 AMcCann's Engineering and Manufacturing Co. · 1996