B05B 11/02
Membranes or pistons acting on the contents inside the container
Official title: Membranes or pistons acting on the contents inside the container, e.g. follower pistons
B05B11/02 (Membranes or pistons acting on the contents inside the container) appears on 1,145 US grants and 1,122 published applications in this corpus.
Search patents in B05B- Granted patents
- 1,145
- Published applications
- 1,122
- Assignees
- 504
- Inventors
- 1,700
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 12 | 0 |
| 1988 | 8 | 0 |
| 1989 | 18 | 0 |
| 1990 | 19 | 0 |
| 1991 | 13 | 0 |
| 1992 | 19 | 0 |
| 1993 | 18 | 0 |
| 1994 | 34 | 0 |
| 1995 | 31 | 0 |
| 1996 | 28 | 0 |
| 1997 | 23 | 0 |
| 1998 | 19 | 0 |
| 1999 | 28 | 0 |
| 2000 | 20 | 0 |
| 2001 | 23 | 7 |
| 2002 | 32 | 25 |
| 2003 | 19 | 20 |
| 2004 | 21 | 35 |
| 2005 | 13 | 45 |
| 2006 | 23 | 36 |
| 2007 | 20 | 27 |
| 2008 | 9 | 35 |
| 2009 | 16 | 38 |
| 2010 | 27 | 41 |
| 2011 | 20 | 34 |
| 2012 | 21 | 37 |
| 2013 | 34 | 56 |
| 2014 | 28 | 43 |
| 2015 | 36 | 45 |
| 2016 | 46 | 77 |
| 2017 | 49 | 73 |
| 2018 | 46 | 49 |
| 2019 | 63 | 53 |
| 2020 | 48 | 68 |
| 2021 | 49 | 51 |
| 2022 | 51 | 68 |
| 2023 | 38 | 51 |
| 2024 | 35 | 38 |
| 2025 | 34 | 41 |
| 2026 | 25 | 29 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Liquid jet device29 Sep 2026US 12,746,562 B2Seiko Epson Corporation
- Liquid spray nozzle and liquid spray device22 Sep 2026US 12,741,290 B2Seiko Epson Corporation
- Dispensing head for a device for dispensing a fluid or powder product into the nose11 Aug 2026US 12,702,770 B2Aptar France SAS
- Fluid product dispenser23 Jun 2026US 12,661,673 B2Aptar France SAS
- Actuator based packaging for use with cartridge refills23 Jun 2026US 12,662,303 B2Nypro Inc.
- Actuating part for a storage subassembly of a fluid product dispenser, associated subassembly and dispenser8 Oct 2026US 2026/0307089 A1Albea Services
- Actuator Based Packaging for use with Cartridge Refills24 Sep 2026US 2026/0285583 A1Nypro Inc.
- Improvements relating to the stoppering of containers27 Aug 2026US 2026/0248688 A1Bespak Europe Limited
- Two-dose dosage system for fluid product dispensing device20 Aug 2026US 2026/0241118 A1Aptar France SAS
- Pump top for liquid dispensers20 Aug 2026US 2026/0241399 A1World Club Supply Corp.
Most cited
By later US patents
- Biological syringe system273US 5,116,315 AHemaedics, Inc. · 1992
- Programmable multi-dose intranasal drug delivery device249US 6,948,492 B2University of Kentucky Research Foundation · 2005
- Liquid delivery device particularly useful for delivering drugs231US 5,242,406 ASil Medics Ltd. · 1993
- Electrochemically driven metering medicament dispenser217US 5,090,963 AProduct Development (Z.G.S.) Ltd. · 1992
- Atomising devices and methods210US 5,497,944 ADMW (Technology) Limited · 1996