B65D 35/30
Pistons
B65D35/30 (Pistons) appears on 45 US grants and 66 published applications in this corpus.
Search patents in B65D- Granted patents
- 45
- Published applications
- 66
- Assignees
- 32
- Inventors
- 94
- Latest grant
- 17 Feb 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 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 0 | 0 |
| 2004 | 1 | 2 |
| 2005 | 0 | 2 |
| 2006 | 0 | 2 |
| 2007 | 0 | 1 |
| 2008 | 1 | 4 |
| 2009 | 0 | 2 |
| 2010 | 0 | 1 |
| 2011 | 1 | 1 |
| 2012 | 1 | 3 |
| 2013 | 1 | 7 |
| 2014 | 3 | 10 |
| 2015 | 4 | 7 |
| 2016 | 8 | 6 |
| 2017 | 4 | 2 |
| 2018 | 3 | 6 |
| 2019 | 1 | 0 |
| 2020 | 6 | 2 |
| 2021 | 1 | 2 |
| 2022 | 0 | 3 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
| 2025 | 2 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Squeeze pump17 Feb 2026US 12,552,595 B1Anhui Jnd Plastic Packaging Co., Ltd.
- Dispenser15 Jul 2025US 12,358,698 B2
- Method for bundle-packaging batches of products, heating device and facility with such a device1 Apr 2025US 12,263,978 B2Sidel Packing Solutions
- Electric pump-type packaging tube for toothpaste3 Sep 2024US 12,077,364 B2Anhui Jnd Plastic Packaging Co., Ltd.
- Tube squeezer23 Nov 2021US 11,180,287 B2Morris Corporation
- Squeeze pump19 Feb 2026US 2026/0048924 A1Anhui Jnd Plastic Packaging Co., Ltd.
- Dispenser29 Sep 2022US 2022/0306356 A1
- Electric pump-type packaging tube for toothpaste21 Apr 2022US 2022/0119190 A1Anhui Jnd Plastic Packaging Co., Ltd.
- Method for bundle-packaging batches of products, heating device and facility with such a device3 Mar 2022US 2022/0063887 A1Sidel Packing Solutions
- Disinfecting toothbrush box11 Nov 2021US 2021/0345767 A1Shenzhen Buluosen Cosmetics Co., Ltd
Most cited
By later US patents
- Squeeze bottle self-closing and venting dispensing valve51US 4,747,518 A1988
- Dispensing container34US 4,154,371 AHenkel Kommanditgesellschaft auf Aktien · 1979
- Single portion food condiment dispenser33US 5,330,075 A1994
- Single portion liquid dispenser24US 5,377,874 A1995
- Devices and methods for manipulating deformable fluid vessels19US 9,222,623 B2GenMark Diagnostics, Inc. · 2015