B05B 1/1823
Concentric or coaxial groups
Official title: {Concentric or coaxial groups}
B05B1/1823 (Concentric or coaxial groups) appears on 372 US grants and 488 published applications in this corpus.
Search patents in B05B- Granted patents
- 372
- Published applications
- 488
- Assignees
- 130
- Inventors
- 710
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 1 |
| 2002 | 4 | 4 |
| 2003 | 3 | 8 |
| 2004 | 6 | 6 |
| 2005 | 3 | 7 |
| 2006 | 6 | 10 |
| 2007 | 1 | 1 |
| 2008 | 7 | 8 |
| 2009 | 1 | 4 |
| 2010 | 6 | 8 |
| 2011 | 5 | 4 |
| 2012 | 4 | 6 |
| 2013 | 4 | 18 |
| 2014 | 8 | 22 |
| 2015 | 19 | 24 |
| 2016 | 16 | 26 |
| 2017 | 25 | 28 |
| 2018 | 24 | 35 |
| 2019 | 30 | 36 |
| 2020 | 25 | 35 |
| 2021 | 27 | 37 |
| 2022 | 31 | 39 |
| 2023 | 29 | 39 |
| 2024 | 31 | 37 |
| 2025 | 26 | 31 |
| 2026 | 11 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems and methods for diverting water from a shower head and distributing within a bathtub or shower basin18 Aug 2026US 12,709,881 B2Testarossa Incorporated
- Gas distribution faceplate with oblique flow paths16 Jun 2026US 12,654,181 B2Lam Research Corporation
- Water outlet fitting, e.g. tap or shower head, producing a combined flow of gas and water, and power connector therefor16 Jun 2026US 12,654,183 B2Kelda Showers Limited
- Shower assembly and two-in-one coffee machine26 May 2026US 12,635,827 B2
- Shower system21 Apr 2026US 12,605,724 B2Fortune Brands Water Innovations LLC
- Spray head10 Sep 2026US 2026/0264096 A1
- Direct access spray selection engine for water delivery devices23 Jul 2026US 2026/0208210 A1Kohler Co.
- Systems and methods for lighted showering16 Jul 2026US 2026/0206111 A1Kohler Co.
- Sprayer unit, outlet comprising a sprayer unit, and method for operating the sprayer unit9 Jul 2026US 2026/0192311 A1
- Water outlet device, faucet and shower head25 Jun 2026US 2026/0175237 A1Fujian Xihe Sanitary Ware Technology Co., Ltd.
Most cited
By later US patents
- Sprinkler head162US 5,228,625 AMasco Corporation · 1993
- Shower head with variable flow rate, pulsation and spray pattern143US 5,577,664 A1996
- Multi-functional shower head142US 6,230,989 B1Water Pik, Inc. · 2001
- Multi-functional shower head140US 6,454,186 B2Water Pik, Inc. · 2002
- Showerhead136US 5,316,216 ATeledyne Industries, Inc. · 1994