A46B 11/0055
With a reciprocating piston or plunger acting as the pressurising means
Official title: {with a reciprocating piston or plunger acting as the pressurising means}
A46B11/0055 (With a reciprocating piston or plunger acting as the pressurising means) appears on 114 US grants and 136 published applications in this corpus.
Search patents in A46B- Granted patents
- 114
- Published applications
- 136
- Assignees
- 50
- Inventors
- 232
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 2 |
| 2004 | 3 | 1 |
| 2005 | 2 | 7 |
| 2006 | 1 | 1 |
| 2007 | 4 | 4 |
| 2008 | 2 | 5 |
| 2009 | 1 | 3 |
| 2010 | 3 | 5 |
| 2011 | 0 | 4 |
| 2012 | 4 | 4 |
| 2013 | 0 | 4 |
| 2014 | 4 | 7 |
| 2015 | 6 | 6 |
| 2016 | 4 | 12 |
| 2017 | 7 | 8 |
| 2018 | 9 | 5 |
| 2019 | 7 | 11 |
| 2020 | 6 | 7 |
| 2021 | 4 | 10 |
| 2022 | 4 | 2 |
| 2023 | 5 | 8 |
| 2024 | 6 | 8 |
| 2025 | 6 | 6 |
| 2026 | 3 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Dentifrice dispensing toothbrush with replaceable cartridge73US 5,062,728 A1991
- Dentifrice dispensing toothbrush with replaceable cartridge61US 5,346,324 A1994
- Mop with pump action mechanism for dispensing liquid through an elevated spray nozzle61US 6,655,866 B1Metro Bay Products, Inc. · 2003
- Pump for discharging doses of liquid, gel-like or viscous substances56US 6,406,207 B12002
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