F16K 19/00
Arrangements of valves and flow lines specially adapted for mixing fluids
Official title: {Arrangements of valves and flow lines specially adapted for mixing fluids (multiple-way valves F16K11/00)}
F16K19/00 (Arrangements of valves and flow lines specially adapted for mixing fluids) appears on 461 US grants and 483 published applications in this corpus.
Search patents in F16K- Granted patents
- 461
- Published applications
- 483
- Assignees
- 199
- Inventors
- 677
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 4 | 0 |
| 1978 | 8 | 0 |
| 1979 | 4 | 0 |
| 1980 | 7 | 0 |
| 1981 | 8 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 5 | 0 |
| 1985 | 5 | 0 |
| 1986 | 9 | 0 |
| 1987 | 7 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 2 |
| 2004 | 1 | 3 |
| 2005 | 4 | 2 |
| 2006 | 2 | 8 |
| 2007 | 3 | 13 |
| 2008 | 9 | 11 |
| 2009 | 7 | 7 |
| 2010 | 9 | 10 |
| 2011 | 3 | 18 |
| 2012 | 8 | 17 |
| 2013 | 15 | 36 |
| 2014 | 13 | 24 |
| 2015 | 14 | 24 |
| 2016 | 25 | 23 |
| 2017 | 26 | 29 |
| 2018 | 33 | 40 |
| 2019 | 33 | 31 |
| 2020 | 28 | 21 |
| 2021 | 22 | 31 |
| 2022 | 18 | 21 |
| 2023 | 33 | 30 |
| 2024 | 27 | 38 |
| 2025 | 26 | 25 |
| 2026 | 15 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Hot water and cold water mixing apparatus15 Sep 2026US 12,736,140 B2Toto Ltd.
- Spigotless variable-temperature fluid (e.g., water) valve openable with a dispensing device and with optional back-pressure relief1 Sep 2026US 12,723,675 B2Aquor Water Systems, Incorporated
- Device and method for controlling faucet, and faucet25 Aug 2026US 12,716,220 B2SL Corporation
- Faucet rough-in assembly14 Jul 2026US 12,680,620 B2AS America, Inc.
- Faucet with gear linkage mechanism2 Jun 2026US 12,644,539 B2AS America, Inc.
- Faucet with a glass rinser8 Oct 2026US 2026/0309248 A1Xiamen Forbetter Sanitary Ware Co., Ltd.
- Dual-control faucet assembly with below-deck mixing box24 Sep 2026US 2026/0286665 A1AS America, Inc.
- Plastic waterway body of a temperature-regulating faucet2 Jul 2026US 2026/0185335 A1Guangdong Weixiang Sanitary Ware Industry Co., Ltd.
- Double-handle faucet25 Jun 2026US 2026/0176849 A1Xiamen Lota International Co., Ltd.
- Faucet25 Jun 2026US 2026/0176850 A1Xiamen Lota International Co., Ltd.
Most cited
By later US patents
- Faucet including a molded waterway assembly75US 7,766,043 B2Masco Corporation of Indiana · 2010
- Flow control device71US 4,429,422 A1984
- Injection-molded faucet assembly70US 3,998,240 A1976
- Fluid mixing valve67US 4,290,450 AEaton Corporation · 1981
- Modular valve assembly65US 4,979,530 AAmeri-Can Brass Faucet Inc. · 1990