F42B 33/0285
Measuring explosive-charge levels in containers or cartridge cases
Official title: {Measuring explosive-charge levels in containers or cartridge cases; Methods or devices for controlling the quantity of material fed or filled (F42B33/004 takes precedence; controlling the quantity of material fed in packaging B65B3/26)}
F42B33/0285 (Measuring explosive-charge levels in containers or cartridge cases) appears on 69 US grants and 42 published applications in this corpus.
Search patents in F42B- Granted patents
- 69
- Published applications
- 42
- Assignees
- 28
- Inventors
- 97
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 2 | 2 |
| 2009 | 2 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 2 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 2 | 1 |
| 2015 | 1 | 1 |
| 2016 | 0 | 2 |
| 2017 | 6 | 5 |
| 2018 | 2 | 0 |
| 2019 | 2 | 4 |
| 2020 | 1 | 6 |
| 2021 | 5 | 2 |
| 2022 | 7 | 3 |
| 2023 | 4 | 6 |
| 2024 | 3 | 1 |
| 2025 | 4 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Ammunition tuned for a given firearm barrel length and system and method for making the same26 May 2026US 12,638,277 B1
- Dispenser for firearm ammunition powder23 Sep 2025US 12,422,236 B2AOB Products Company
- Control mechanism of a volumetric dispenser forming part of a gunpowder dosing device5 Aug 2025US 12,379,196 B2Armanov D.O.O.
- System and method for dispensing powder for ammunition10 Jun 2025US 12,326,325 B2RCBS Precisioneered Reloading, LLC
- Dual-barrel powder dispenser21 Jan 2025US 12,203,735 B2RCBS Precisioneered Reloading, LLC
- Automated powder filling for an automated production line for ammunition12 Feb 2026US 2026/0043642 A1SwissP Defence AG
- Dispenser for firearm ammunition powder9 Oct 2025US 2025/0314469 A1AOB Products Company
- System and method for dispensing powder for ammunition11 Sep 2025US 2025/0283707 A1RCBS Precisioneered Reloading, LLC
- Dual-barrel powder dispenser1 Feb 2024US 2024/0035792 A1Bushnell Inc.
- Powder trickler9 Nov 2023US 2023/0358520 A1Modgunn Security ApS
Most cited
By later US patents
- Proportioning dispenser for powdered products30US 4,629,093 ASociete a Responsabilite Limitee:Ateliers Durand et le Molaire Z.A. · 1986
- Powder level sensing device23US 4,852,451 A1989
- Powder dosing apparatus17US 4,850,259 AEley Corporation · 1989
- Powder level inspection system with magnetic latching device15US 4,127,054 ARemington Arms Company, Inc. · 1978
- Powder measuring device for cartridge reloader15US 4,418,606 A1983