F42B 12/82
Reducing friction
Official title: reducing friction
F42B12/82 (Reducing friction) appears on 18 US grants and 16 published applications in this corpus.
Search patents in F42B- Granted patents
- 18
- Published applications
- 16
- Assignees
- 14
- Inventors
- 45
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 2 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 2 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 1 | 2 |
| 2024 | 1 | 2 |
| 2025 | 2 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Method of reducing gun barrel heating29 Jul 2025US 12,372,338 B2
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- Polymer jacketed powder core projectile15 Aug 2024US 2024/0271918 A1True Velocity IP Holdings, LLC
- Projectile for ammunition11 Jul 2024US 2024/0230295 A1Ruag Ammotec GmbH
- Method of reducing gun barrel heating1 Jun 2023US 2023/0168071 A1
Most cited
By later US patents
- Projectile with expanding members31US 6,240,849 B12001
- 4.6 mm small arms ammunition18US 7,210,411 B2BAE SYSTEMS plc · 2007
- Low impact threat rupture device for explosive ordnance disruptor13US 10,066,916 B1The United States of America as represented by the Secretary of the Navy · 2018
- Bullet lubricant and method of compounding said lubricant12US 4,731,189 A1988
- Ballistics conditioning11US 6,576,598 B22003