E03C
Domestic plumbing installations for fresh water or waste water
Official title: DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER (not connected to either water-supply main or to waste pipe A47K; devices of the kind used in the ground E03B, E03F); SINKS
E03C (Domestic plumbing installations for fresh water or waste water) appears on 8,223 US grants and 8,413 published applications in this corpus.
Search patents in E03C- Granted patents
- 8,223
- Published applications
- 8,413
- Assignees
- 2,232
- Inventors
- 11,214
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 59 | 0 |
| 1977 | 38 | 0 |
| 1978 | 39 | 0 |
| 1979 | 47 | 0 |
| 1980 | 61 | 0 |
| 1981 | 44 | 0 |
| 1982 | 42 | 0 |
| 1983 | 40 | 0 |
| 1984 | 45 | 0 |
| 1985 | 53 | 0 |
| 1986 | 64 | 0 |
| 1987 | 65 | 0 |
| 1988 | 70 | 0 |
| 1989 | 68 | 0 |
| 1990 | 92 | 0 |
| 1991 | 96 | 0 |
| 1992 | 101 | 0 |
| 1993 | 110 | 0 |
| 1994 | 120 | 0 |
| 1995 | 88 | 0 |
| 1996 | 101 | 0 |
| 1997 | 102 | 0 |
| 1998 | 133 | 0 |
| 1999 | 167 | 0 |
| 2000 | 163 | 0 |
| 2001 | 159 | 27 |
| 2002 | 184 | 126 |
| 2003 | 127 | 144 |
| 2004 | 123 | 200 |
| 2005 | 103 | 183 |
| 2006 | 134 | 260 |
| 2007 | 100 | 249 |
| 2008 | 109 | 275 |
| 2009 | 90 | 280 |
| 2010 | 135 | 280 |
| 2011 | 143 | 254 |
| 2012 | 164 | 269 |
| 2013 | 194 | 344 |
| 2014 | 206 | 346 |
| 2015 | 265 | 359 |
| 2016 | 307 | 426 |
| 2017 | 357 | 461 |
| 2018 | 343 | 450 |
| 2019 | 424 | 488 |
| 2020 | 382 | 501 |
| 2021 | 382 | 500 |
| 2022 | 359 | 445 |
| 2023 | 395 | 444 |
| 2024 | 384 | 449 |
| 2025 | 393 | 388 |
| 2026 | 253 | 265 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Main groups
Granted patents with any code in the group
Recent patents
- Shower6 Oct 2026US 12,752,290 B2Kohler Co.
- Shower system with a filter6 Oct 2026US 12,753,092 B2
- Electronic faucet, method of coupling between a source of conditioned water or fluid and a faucet and method for controlling an electronic faucet6 Oct 2026US 12,753,587 B2Gessi S.P.A.
- Faucet water temperature guide device6 Oct 2026US 12,753,588 B2
- Water nozzle installation structure6 Oct 2026US 12,753,589 B2Beijing Kohler Ltd.
- Touchless Faucet with Integrated Flosser8 Oct 2026US 2026/0306228 A1
- Drain cleaning device8 Oct 2026US 2026/0307116 A1Milwaukee Electric Tool Corporation
- Shower column assembly with repositionable body spray8 Oct 2026US 2026/0308894 A1Kohler Co.
- Touchless Faucet with Integrated Flosser8 Oct 2026US 2026/0308895 A1
- Adjustable aerator8 Oct 2026US 2026/0308896 A1Neoperl GmbH
Most cited
By later US patents
- Time domain capacitive field detector800US 5,730,165 A1998
- Low profile transcatheter heart valve703US 7,993,394 B22011
- Shower room and ceiling element, especially for a shower room555US 5,060,322 A1991
- Shower installation540US 8,196,234 B2Hansgrohe SE · 2012
- Low profile transcatheter heart valve418US 8,454,685 B2Edwards Lifesciences Corporation · 2013