B25C 1/042
Main valve and main cylinder
Official title: {Main valve and main cylinder}
B25C1/042 (Main valve and main cylinder) appears on 91 US grants and 75 published applications in this corpus.
Search patents in B25C- Granted patents
- 91
- Published applications
- 75
- Assignees
- 35
- Inventors
- 125
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 5 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 2 | 2 |
| 2004 | 2 | 1 |
| 2005 | 1 | 4 |
| 2006 | 1 | 2 |
| 2007 | 3 | 4 |
| 2008 | 4 | 4 |
| 2009 | 3 | 3 |
| 2010 | 1 | 1 |
| 2011 | 1 | 3 |
| 2012 | 0 | 2 |
| 2013 | 2 | 0 |
| 2014 | 2 | 2 |
| 2015 | 2 | 2 |
| 2016 | 0 | 1 |
| 2017 | 3 | 4 |
| 2018 | 1 | 1 |
| 2019 | 2 | 5 |
| 2020 | 4 | 1 |
| 2021 | 4 | 6 |
| 2022 | 2 | 4 |
| 2023 | 5 | 8 |
| 2024 | 6 | 3 |
| 2025 | 7 | 4 |
| 2026 | 4 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- One-piece fill valve for powered fastener driver15 Sep 2026US 12,734,662 B2Milwaukee Electric Tool Corporation
- Pneumatic fastener driver10 Feb 2026US 12,544,894 B2Milwaukee Electric Tool Corporation
- Driving tool3 Feb 2026US 12,539,582 B2Max Co., Ltd.
- Powered fastener driver6 Jan 2026US 12,515,303 B2Milwaukee Electric Tool Corporation
- Nail gun and methods for sequentially driving nails into a substrate or a structure11 Nov 2025US 12,466,042 B2Buildz, LLC
- Nail gun adaptable to multiple operating conditions and facilitating maintenance, and method17 Sep 2026US 2026/0273711 A1Hangzhou Kelong Electric Devices Co., Ltd.
- Driving tool20 Aug 2026US 2026/0241524 A1Max Co., Ltd.
- Driving tool20 Aug 2026US 2026/0241526 A1Max Co., Ltd.
- Driving tool20 Aug 2026US 2026/0241527 A1Max Co., Ltd.
- One-piece fill valve for powered fastener driver30 Jul 2026US 2026/0216852 A1
Most cited
By later US patents
- Pneumatically operated fastener driving implement1,048US 5,014,898 AHaubold-Kihlberg GmbH · 1991
- Repetitive striking type pneumatically operated nail gun103US 5,873,510 AHitachi Koki Co., Ltd. · 1999
- Release locking means of a driving tool for fasteners53US 5,485,946 AJoh. Friedrich Behrens AG · 1996
- Compressed-air nail firing tool with head valve, operating with single and repeat firing44US 5,671,880 AFasco S.p.A. · 1997
- Adjustable energy control valve for a fastener driving device38US 6,039,231 AStanley Fastening Systems, L.P. · 2000