F17C 2270/0781
Diving equipments
F17C2270/0781 (Diving equipments) appears on 76 US grants and 58 published applications in this corpus.
Search patents in F17C- Granted patents
- 76
- Published applications
- 58
- Assignees
- 40
- Inventors
- 138
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 4 | 1 |
| 2004 | 1 | 5 |
| 2005 | 2 | 3 |
| 2006 | 2 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 2 |
| 2010 | 1 | 3 |
| 2011 | 3 | 0 |
| 2012 | 1 | 4 |
| 2013 | 0 | 0 |
| 2014 | 1 | 3 |
| 2015 | 1 | 6 |
| 2016 | 1 | 4 |
| 2017 | 5 | 2 |
| 2018 | 2 | 7 |
| 2019 | 5 | 7 |
| 2020 | 3 | 1 |
| 2021 | 3 | 0 |
| 2022 | 0 | 2 |
| 2023 | 1 | 1 |
| 2024 | 1 | 2 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Nitrox-mixtures production machine1 Sep 2026US 12,723,714 B2Nardi Compressori S.R.L.
- Methods for fabricating pressure vessels8 Apr 2025US 12,270,510 B2Hydrogen Components, Inc.
- Flange for pressure vessel with undercut fillet18 Jun 2024US 12,012,190 B2The United States of America as represented by the Secretary of the Navy
- System for adjusting pressure limits based on depth of the diver(s)26 Sep 2023US 11,767,089 B2Brownie's Marine Group, Inc.
- Pressure vessels and method of fabrication2 Nov 2021US 11,162,639 B2Hydrogen Components, Inc.
- Breathing apparatus, a pressure vessel and associated methods of manufacture15 May 2025US 2025/0155081 A1Dräger Safety AG & Co. KGaA
- Nitrox-mixtures production machine and related operating method19 Sep 2024US 2024/0309996 A1Nardi Compressori S.R.L.
- Nitrox-mixtures production machine19 Sep 2024US 2024/0309997 A1Nardi Compressori S.R.L.
- Flange for Pressure Vessel with Undercut Fillet2 Mar 2023US 2023/0060597 A1The United States of America as represented by the Secretary of the Navy
- Methods For Fabricating Pressure Vessels24 Mar 2022US 2022/0090738 A1Hydrogen Components, Inc.
Most cited
By later US patents
- Flexible container for compressed gases47US 5,036,845 A1991
- Carrying handle assembly for a diving tank45US 4,556,245 AClearwater Technologies Inc. · 1985
- Valve guard for protecting the regulator valve on a scuba tank40US 4,103,806 A1978
- Closure assembly for lined tanks, and vehicles equipped with the same40US 6,186,356 B1Cordant Technologies Inc. · 2001
- Continuous nitrox mixer37US 4,860,803 AThe United States of America as represented by the Department of Commerce · 1989