B30B 9/225
The diaphragm being tubular
Official title: {the diaphragm being tubular}
B30B9/225 (The diaphragm being tubular) appears on 25 US grants and 12 published applications in this corpus.
Search patents in B30B- Granted patents
- 25
- Published applications
- 12
- Assignees
- 16
- Inventors
- 35
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 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 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 2 |
| 2020 | 2 | 1 |
| 2021 | 1 | 0 |
| 2022 | 1 | 1 |
| 2023 | 1 | 2 |
| 2024 | 1 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Juicing27 Jan 2026US 12,532,980 B2Citring Universal, S.L.
- Modular press5 Nov 2024US 12,134,243 B2Willmes Anlagentechnik GmbH
- Arrangement for pressing liquid-containing raw materials, having a flexible press container5 Dec 2023US 11,833,773 B2Willmes Anlagentechnik GmbH
- Citrus juicer comprising a membrane14 Jun 2022US 11,357,253 B2
- Dynamic separation and filtration18 May 2021US 11,007,742 B2Vwater Technologies, LLC.
- Modular press16 Nov 2023US 2023/0364877 A1Willmes Anlagentechnik GmbH
- Arrangement for pressing liquid-containing raw materials, having a flexible press container14 Sep 2023US 2023/0286238 A1Willmes Anlagentechnik GmbH
- Juicing15 Dec 2022US 2022/0395127 A1Citring Universal, S.L.
- Dynamic separation and filtration27 Aug 2020US 2020/0269170 A1Vwater Technologies, LLC.
- Citrus juicer comprising a membrane7 Mar 2019US 2019/0069591 A1
Most cited
By later US patents
- Tube pressure filters24US 4,146,485 AEnglish Clays Lovering Pochin & Company Limited · 1979
- Separation of solids and liquids17US 4,116,831 AEnglish Clays Lovering Pochin & Company Limited · 1978
- Prefilt directing impermeable membrane of varying force exertion11US 4,246,122 AEnglish Clays Lovering Pochin & Company Limited · 1981
- Tube pressure filter10US 4,507,201 AEnglish Clays Lovering Pochin & Company Limited · 1985
- Pressure filters9US 4,366,055 AEnglish Clay Lovering Pochin & Co. Ltd. · 1982