Flush toilet
US-11486123-B2 · Nov 1, 2022 · US
Bowl with flushing cistern mounted on the rearwardly extending end of the bowl (shape or material of the cistern E03D1/01; constructional features of the bowl E03D11/02 - E03D11/12)
Bowl with flushing cistern mounted on the rearwardly extending end of the bowl (shape or material of the cistern E03D1/01; constructional features of the bowl E03D11/02 - E03D11/12) · Cooperative Patent Classification (CPC)
Building, mining, and civil engineering structures.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | E03D1/26 |
| Official title | Bowl with flushing cistern mounted on the rearwardly extending end of the bowl (shape or material of the cistern E03D1/01; constructional features of the bowl E03D11/02 - E03D11/12) |
| Display label | Bowl with flushing cistern mounted on the rearwardly extending end of the bowl (shape or material of the cistern E03D1/01; constructional features of the bowl E03D11/02 - E03D11/12) |
| Total patents | 107 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 7 |
| 2018 | 5 |
| 2019 | 12 |
| 2020 | 6 |
| 2021 | 16 |
| 2022 | 21 |
| 2023 | 14 |
| 2024 | 10 |
| 2025 | 14 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Flush toilet
US-11486122-B2 · Nov 1, 2022 · US
Flush toilet
US-11473282-B2 · Oct 18, 2022 · US
Flush toilet
US-11473283-B2 · Oct 18, 2022 · US
Flush toilet
US-2022275626-A1 · Sep 1, 2022 · US
Flush toilet
US-2022275620-A1 · Sep 1, 2022 · US
Flush toilet
US-2022275621-A1 · Sep 1, 2022 · US
Flush toilet
US-2022275616-A1 · Sep 1, 2022 · US
Flush water tank apparatus and flush toilet apparatus provided with the same
US-11421409-B2 · Aug 23, 2022 · US
One-piece toilet with flush valve
US-2022205230-A1 · Jun 30, 2022 · US
Flush toilet
US-11339559-B2 · May 24, 2022 · US
Flush water tank apparatus and flush toilet apparatus provided with the same
US-2022074180-A1 · Mar 10, 2022 · US
Flush toilet
US-2022064926-A1 · Mar 3, 2022 · US
Flush water tank apparatus and flush toilet apparatus provided with the same
US-2021381214-A1 · Dec 9, 2021 · US
Flush toilet
US-2021372108-A1 · Dec 2, 2021 · US
Toilet with non-vitreous flush engine
US-11180910-B2 · Nov 23, 2021 · US
One-piece toilet with flush valve
US-2021348373-A1 · Nov 11, 2021 · US
Flush toilet
US-11136752-B2 · Oct 5, 2021 · US
Washdown flush toilet
US-2021301515-A1 · Sep 30, 2021 · US
Washdown flush toilet
US-2021301513-A1 · Sep 30, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC E03D1/26?
- CPC E03D1/26 is the Cooperative Patent Classification code for “Bowl with flushing cistern mounted on the rearwardly extending end of the bowl (shape or material of the cistern E03D1/01; constructional features of the bowl E03D11/02 - E03D11/12).”
- How many patents are filed under CPC E03D1/26 (Bowl with flushing cistern mounted on the rearwardly extending end of the bowl (shape or material of the cistern E03D1/01; constructional features of the bowl E03D11/02 - E03D11/12))?
- Our database includes 107 publications tagged with this CPC code.
- Is patent activity under CPC E03D1/26 growing?
- Publication counts under this code: 10 in 2024 vs 14 in 2025 (latest complete years).