F16K 15/16
With tongue-shaped laminae
Official title: with tongue-shaped laminae
F16K15/16 (With tongue-shaped laminae) appears on 423 US grants and 265 published applications in this corpus.
Search patents in F16K- Granted patents
- 423
- Published applications
- 265
- Assignees
- 276
- Inventors
- 853
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 9 | 0 |
| 1978 | 8 | 0 |
| 1979 | 4 | 0 |
| 1980 | 9 | 0 |
| 1981 | 7 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 6 | 0 |
| 1985 | 9 | 0 |
| 1986 | 5 | 0 |
| 1987 | 10 | 0 |
| 1988 | 8 | 0 |
| 1989 | 6 | 0 |
| 1990 | 10 | 0 |
| 1991 | 4 | 0 |
| 1992 | 10 | 0 |
| 1993 | 15 | 0 |
| 1994 | 12 | 0 |
| 1995 | 8 | 0 |
| 1996 | 9 | 0 |
| 1997 | 9 | 0 |
| 1998 | 13 | 0 |
| 1999 | 14 | 0 |
| 2000 | 11 | 0 |
| 2001 | 10 | 5 |
| 2002 | 7 | 12 |
| 2003 | 9 | 18 |
| 2004 | 14 | 13 |
| 2005 | 11 | 10 |
| 2006 | 8 | 12 |
| 2007 | 6 | 8 |
| 2008 | 6 | 6 |
| 2009 | 5 | 8 |
| 2010 | 9 | 3 |
| 2011 | 4 | 8 |
| 2012 | 3 | 9 |
| 2013 | 5 | 15 |
| 2014 | 10 | 9 |
| 2015 | 5 | 17 |
| 2016 | 5 | 11 |
| 2017 | 9 | 13 |
| 2018 | 17 | 19 |
| 2019 | 12 | 11 |
| 2020 | 7 | 9 |
| 2021 | 9 | 10 |
| 2022 | 16 | 14 |
| 2023 | 6 | 6 |
| 2024 | 8 | 4 |
| 2025 | 5 | 10 |
| 2026 | 9 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Variable flow vent assembly for a conduit mask29 Sep 2026US 12,746,362 B2ResMed Pty Ltd
- Antirotation reed valve systems and methods for compressors15 Sep 2026US 12,736,053 B2Copeland Corporation
- Check valve module and chassis having the same1 Sep 2026US 12,723,669 B2Fulian Precision Electronics (Tianjin) Co., LTD.
- Crankcase air valve structure and air compressor4 Aug 2026US 12,698,733 B2Zf Commercial Vehicle Systems (Qingdao) Co., Ltd.
- Balance valve, battery and power consumption apparatus7 Apr 2026US 12,595,859 B2Contemporary Amperex Technology (Hong Kong) Limited
- Reed valve13 Aug 2026US 2026/0235216 A1
- Flap valve and seal with improved seal geometry for such a valve13 Aug 2026US 2026/0235221 A1VAT Holding AG
- Check Valve With Secondary Flap14 May 2026US 2026/0132859 A1Red Valve Company, Inc.
- Filtering facepiece respirator with an adjustable inhalation-exhalation valve26 Feb 2026US 2026/0054106 A1
- Check valve module and chassis having the same12 Feb 2026US 2026/0043488 A1Fulian Precision Electronics (Tianjin) Co., LTD.
Most cited
By later US patents
- Insulin delivery system314US 4,398,908 A1983
- Seal assembly226US 6,569,120 B1United States Surgical Corporation · 2003
- Reed valve for refrigeration compressor164US 4,642,037 AWhite Consolidated Industries, Inc. · 1987
- Valves and pumps for microfluidic systems and method for making microfluidic systems136US 6,767,194 B2President and Fellows of Harvard College · 2004
- Reed valve129US 4,257,458 ANippondenso Co., Ltd. · 1981