B63C 11/16
With air supply by suction from diver
Official title: with air supply by suction from diver, e.g. snorkels
B63C11/16 (With air supply by suction from diver) appears on 72 US grants and 128 published applications in this corpus.
Search patents in B63C- Granted patents
- 72
- Published applications
- 128
- Assignees
- 40
- Inventors
- 134
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 3 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 2 |
| 2007 | 1 | 3 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 2 | 1 |
| 2011 | 1 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 5 |
| 2014 | 1 | 1 |
| 2015 | 1 | 1 |
| 2016 | 0 | 3 |
| 2017 | 2 | 4 |
| 2018 | 1 | 6 |
| 2019 | 4 | 19 |
| 2020 | 9 | 18 |
| 2021 | 8 | 15 |
| 2022 | 9 | 4 |
| 2023 | 7 | 18 |
| 2024 | 2 | 8 |
| 2025 | 6 | 7 |
| 2026 | 5 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Breathable mask6 Oct 2026US 12,752,892 B2Qbas Co., Ltd.
- Full face mask equipped with an inlet air filter25 Aug 2026US 12,714,890 B2Mestel Safety S.R.L.
- Breathable mask25 Aug 2026US 12,715,562 B2Qbas Co., Ltd.
- Breathable mask19 May 2026US 12,630,275 B2Qbas Co., Ltd.
- Breathable mask12 May 2026US 12,623,759 B2Qbas Co., Ltd.
- Snorkeling mask1 Oct 2026US 2026/0296611 A1Dongguan Ruikeda Sports Technology Company Limited
- Dual breathable gas supply apparatus24 Sep 2026US 2026/0285454 A1
- One-size-fits-more face mask9 Jul 2026US 2026/0192902 A1Qbas Co., Ltd.
- Heart Rate Monitoring and Display Assembly for Line-of-Site Viewing by Swimming Coaches28 May 2026US 2026/0145032 A1
- Underwater mask21 May 2026US 2026/0138716 A1Tabata Co., Ltd.
Most cited
By later US patents
- Swimming device31US 5,697,362 A1997
- Mask and snorkel assembly26US 5,606,967 A1997
- Face gear for diving and swimming17US 5,485,832 A1996
- Swim mask with floating air-suction device16US 6,435,178 B12002
- Diver's helmet and face mask for use therewith15US 4,250,877 AMorse Diving Equipment Company, Inc. · 1981