B65D 83/765
The piston being a follower-piston and the dispensing means comprising a hand-operated
Official title: {the piston being a follower-piston and the dispensing means comprising a hand-operated pressure device at the opposite part of the container}
B65D83/765 (The piston being a follower-piston and the dispensing means comprising a hand-operated) appears on 165 US grants and 141 published applications in this corpus.
Search patents in B65D- Granted patents
- 165
- Published applications
- 141
- Assignees
- 94
- Inventors
- 291
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 8 | 0 |
| 1988 | 4 | 0 |
| 1989 | 8 | 0 |
| 1990 | 5 | 0 |
| 1991 | 7 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 2 |
| 2005 | 1 | 9 |
| 2006 | 1 | 2 |
| 2007 | 4 | 2 |
| 2008 | 1 | 4 |
| 2009 | 0 | 4 |
| 2010 | 3 | 3 |
| 2011 | 4 | 1 |
| 2012 | 2 | 7 |
| 2013 | 4 | 14 |
| 2014 | 10 | 20 |
| 2015 | 9 | 13 |
| 2016 | 16 | 12 |
| 2017 | 12 | 6 |
| 2018 | 8 | 8 |
| 2019 | 5 | 9 |
| 2020 | 4 | 5 |
| 2021 | 5 | 6 |
| 2022 | 7 | 2 |
| 2023 | 3 | 2 |
| 2024 | 1 | 3 |
| 2025 | 4 | 1 |
| 2026 | 2 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Contents container of which head part is raised and lowered by rotation15 Sep 2026US 12,734,535 B2Yonwoo Co., Ltd.
- Squeeze pump17 Feb 2026US 12,552,595 B1Anhui Jnd Plastic Packaging Co., Ltd.
- Cartridge system for delivering an aqueous solution4 Nov 2025US 12,459,726 B2Gaplast GmbH
- Piston for a reservoir of a dispenser of a fluid product without air intake7 Oct 2025US 12,434,902 B2Silgan Dispensing Systems Le Treport S.A.S.
- Trigger-type dispensing head for a dispensing device for pasty products such as toothpastes2 Sep 2025US 12,402,757 B2Guala Dispensing S.P.A.
- Dispenser2 Jul 2026US 2026/0184492 A1Asept International AB
- Air pump structure of a package and the connected bottle25 Jun 2026US 2026/0176048 A1Honor Packaging Technology (Huizhou) Co.,Ltd
- Trigger packaging bottle with sealed structure11 Jun 2026US 2026/0159304 A1Guangzhou Hongying Technology Co., Ltd.
- Squeeze pump19 Feb 2026US 2026/0048924 A1Anhui Jnd Plastic Packaging Co., Ltd.
- Piston for a reservoir of a dispenser of a fluid product without air intake29 Jan 2026US 2026/0028172 A1Silgan Dispensing Systems Le Treport S.A.S.
Most cited
By later US patents
- Dispenser for metering proportionate increments of polymerizable materials70US 4,747,517 AMinnesota Mining and Manufacturing Company · 1988
- Fluid delivery system65US 5,560,518 ACambridge Consultants Limited · 1996
- Dispenser for paste compositions52US 5,052,592 ABramlage Gesellschaft mit beschrankter Haftung · 1991
- Fluid dispenser46US 4,694,977 AIng. Erich Pfeiffer GmbH · 1987
- Dispenser for dispensing viscous fluids43US 6,047,862 ASmithKline Beecham Corporation · 2000