B65B 3/32
By pistons co-operating with measuring chambers
Official title: by pistons co-operating with measuring chambers
B65B3/32 (By pistons co-operating with measuring chambers) appears on 216 US grants and 109 published applications in this corpus.
Search patents in B65B- Granted patents
- 216
- Published applications
- 109
- Assignees
- 128
- Inventors
- 365
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 5 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 6 | 0 |
| 1981 | 5 | 0 |
| 1982 | 5 | 0 |
| 1983 | 3 | 0 |
| 1984 | 5 | 0 |
| 1985 | 3 | 0 |
| 1986 | 6 | 0 |
| 1987 | 6 | 0 |
| 1988 | 6 | 0 |
| 1989 | 10 | 0 |
| 1990 | 5 | 0 |
| 1991 | 13 | 0 |
| 1992 | 7 | 0 |
| 1993 | 2 | 0 |
| 1994 | 7 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 6 | 0 |
| 2000 | 7 | 0 |
| 2001 | 2 | 1 |
| 2002 | 5 | 2 |
| 2003 | 1 | 3 |
| 2004 | 2 | 6 |
| 2005 | 2 | 3 |
| 2006 | 2 | 7 |
| 2007 | 3 | 4 |
| 2008 | 0 | 0 |
| 2009 | 2 | 5 |
| 2010 | 1 | 3 |
| 2011 | 0 | 5 |
| 2012 | 1 | 2 |
| 2013 | 2 | 5 |
| 2014 | 6 | 1 |
| 2015 | 3 | 4 |
| 2016 | 0 | 6 |
| 2017 | 3 | 6 |
| 2018 | 5 | 12 |
| 2019 | 7 | 6 |
| 2020 | 4 | 3 |
| 2021 | 9 | 3 |
| 2022 | 5 | 10 |
| 2023 | 6 | 3 |
| 2024 | 8 | 5 |
| 2025 | 1 | 2 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Metering machine for filling free-flowing media into cavities28 Apr 2026US 12,612,297 B2Nera Technologies AG
- Apparatus for filling cartridges of e-vapor devices27 Jan 2026US 12,534,237 B2Altria Client Services LLC
- Automatic food product filling device13 Jan 2026US 12,522,389 B2Packline USA, LLC
- Cannabis concentrate dispensing system and method8 Apr 2025US 12,269,730 B2Detroit Dispensing Solutions LLC
- Method for dispensing customized hemp extract tinctures29 Oct 2024US 12,129,160 B2
- Volumetric Metering Valve, Particularly for Liquid, Viscous and/or Piece-Containing Products30 Apr 2026US 2026/0116601 A1Zanichelli Meccanica S.p.A.
- Apparatus for filling cartridges of e-vapor devices9 Apr 2026US 2026/0097867 A1Altria Client Services LLC
- Cannabis concentrate dispensing system and method26 Jun 2025US 2025/0206593 A1Detroit Dispensing Solutions LLC
- Automatic extraction device and connector for perfume decanting13 Mar 2025US 2025/0083169 A1
- Automatic food product filling device12 Dec 2024US 2024/0409251 A1Packline USA, LLC
Most cited
By later US patents
- Filling machine with tandem-operated diaphragm filling units64US 4,569,378 ANational Instrument Company, Inc. · 1986
- Method and apparatus for packaging fluent material49US 4,077,180 APortion Packaging Limited · 1978
- Packaging machine system for filling primary and secondary products into a container41US 5,687,779 ATetra Laval Holdings & Finance S. A. · 1997
- Multi-product packaging machine with bar code reader40US 6,119,434 ATetra Laval Holdings & Finance S. A. · 2000
- Variable volume, positive displacement sanitary liquid dispensing machine35US 4,326,567 AVercon, Inc. · 1982