B05B 11/1038
Pressure accumulation pumps, i.e. pumps comprising a pressure accumulation chamber
Official title: {Pressure accumulation pumps, i.e. pumps comprising a pressure accumulation chamber}
B05B11/1038 (Pressure accumulation pumps, i.e. pumps comprising a pressure accumulation chamber) appears on 170 US grants and 160 published applications in this corpus.
Search patents in B05B- Granted patents
- 170
- Published applications
- 160
- Assignees
- 76
- Inventors
- 230
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 4 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 5 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 4 |
| 2002 | 4 | 3 |
| 2003 | 0 | 7 |
| 2004 | 8 | 8 |
| 2005 | 8 | 10 |
| 2006 | 2 | 2 |
| 2007 | 3 | 0 |
| 2008 | 0 | 1 |
| 2009 | 2 | 3 |
| 2010 | 2 | 1 |
| 2011 | 2 | 4 |
| 2012 | 3 | 2 |
| 2013 | 1 | 4 |
| 2014 | 0 | 7 |
| 2015 | 5 | 0 |
| 2016 | 4 | 6 |
| 2017 | 5 | 10 |
| 2018 | 7 | 12 |
| 2019 | 10 | 5 |
| 2020 | 5 | 9 |
| 2021 | 10 | 5 |
| 2022 | 6 | 19 |
| 2023 | 6 | 12 |
| 2024 | 9 | 16 |
| 2025 | 9 | 4 |
| 2026 | 11 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Oil sprayer6 Oct 2026US 12,752,292 B2Dongguan Jirui Electronics & Plastics Products Co, Ltd
- Trigger sprayer14 Jul 2026US 12,678,812 B2Canyon Corporation
- Trigger-type liquid sprayer7 Jul 2026US 12,673,336 B2Yoshino Kogyosho Co., Ltd.
- Trigger pump dispenser19 May 2026US 12,629,709 B2Obrist Closures Switzerland GmbH
- Liquid dispenser12 May 2026US 12,623,239 B2Aptar Radolfzell GmbH
- Trigger dispensing head for a liquid product dispensing device1 Oct 2026US 2026/0295615 A1
- Trigger pump dispenser20 Aug 2026US 2026/0241400 A1Obrist Closures Switzerland GmbH
- Accumulator sprayer28 May 2026US 2026/0145192 A1Canyon Corporation
- Trigger dispensing device5 Mar 2026US 2026/0061442 A1
- Spray Head Capable of Spraying Continuously22 Jan 2026US 2026/0021502 A1Zhejiang JM Industry Co., LTD
Most cited
By later US patents
- Providing aromas154US 5,591,409 A1997
- Fluid dispenser for germ-free fluid142US 5,232,687 AUrsapharm Arzneimittel GmbH · 1993
- Dispenser for either continuous or intermittent discharge56US 4,241,853 AJames D. Pauls and J. Claybrook Lewis and Associates, Limited · 1980
- Fluid pump dispenser for pharmaceutical use54US 5,147,073 ASpruhventile GmbH · 1992
- Leak-proof dispensing pump51US 4,402,432 A1983