B65D 35/28
For expelling contents
Official title: for expelling contents
B65D35/28 (For expelling contents) appears on 370 US grants and 277 published applications in this corpus.
Search patents in B65D- Granted patents
- 370
- Published applications
- 277
- Assignees
- 154
- Inventors
- 639
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 10 | 0 |
| 1978 | 1 | 0 |
| 1979 | 5 | 0 |
| 1980 | 9 | 0 |
| 1981 | 5 | 0 |
| 1982 | 6 | 0 |
| 1983 | 5 | 0 |
| 1984 | 5 | 0 |
| 1985 | 6 | 0 |
| 1986 | 10 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 3 | 0 |
| 1991 | 7 | 0 |
| 1992 | 8 | 0 |
| 1993 | 15 | 0 |
| 1994 | 8 | 0 |
| 1995 | 6 | 0 |
| 1996 | 7 | 0 |
| 1997 | 8 | 0 |
| 1998 | 9 | 0 |
| 1999 | 12 | 0 |
| 2000 | 3 | 0 |
| 2001 | 8 | 2 |
| 2002 | 7 | 6 |
| 2003 | 6 | 6 |
| 2004 | 8 | 11 |
| 2005 | 6 | 10 |
| 2006 | 5 | 9 |
| 2007 | 2 | 12 |
| 2008 | 4 | 9 |
| 2009 | 2 | 7 |
| 2010 | 4 | 7 |
| 2011 | 5 | 5 |
| 2012 | 3 | 9 |
| 2013 | 8 | 20 |
| 2014 | 12 | 22 |
| 2015 | 8 | 19 |
| 2016 | 16 | 17 |
| 2017 | 12 | 15 |
| 2018 | 10 | 22 |
| 2019 | 19 | 16 |
| 2020 | 18 | 13 |
| 2021 | 9 | 10 |
| 2022 | 13 | 10 |
| 2023 | 8 | 5 |
| 2024 | 4 | 6 |
| 2025 | 4 | 3 |
| 2026 | 5 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Flexible frame for use with flexible fluid dispensers4 Aug 2026US 12,698,132 B2Alcon Inc.
- Cartridge system23 Jun 2026US 12,662,282 B2Henkel AG & Co. KGaA
- Material dispensing device5 May 2026US 12,617,587 B2Savoreat Ltd.
- Squeeze pump17 Feb 2026US 12,552,595 B1Anhui Jnd Plastic Packaging Co., Ltd.
- Piping bag for dispensing a viscous mass of foodstuff3 Feb 2026US 12,540,012 B2Timo Seine B.V.
- Recyclable packaging tube10 Sep 2026US 2026/0264940 A1Packsys Global AG
- Energizable wrap apparatus and method for extracting liquid from containers13 Aug 2026US 2026/0233900 A1J. Nicholas and Kristin Gross Trust U/A/D April 13, 2010
- Formulation For Treatment of Middle Ear Infections Without Antibiotics7 May 2026US 2026/0124265 A1
- Extrusion device for tubes26 Mar 2026US 2026/0084866 A1Wonjin Polymer Co., Ltd.
- Squeeze pump19 Feb 2026US 2026/0048924 A1Anhui Jnd Plastic Packaging Co., Ltd.
Most cited
By later US patents
- Lotion blending and dispensing unit107US 4,838,457 A1989
- Beverage maker102US 8,985,395 B2Fountain Master, LLC · 2015
- Dual tube dispenser91US 5,137,178 AElizabeth Arden Co., Division of Conopco, Inc. · 1992
- Discreet amount toothpaste dispenser73US 5,195,659 A1993
- Fluid delivery system65US 5,560,518 ACambridge Consultants Limited · 1996