Hydrogen-Ready Closure Door for Pipeline Use
US-2024151340-A1 · May 9, 2024 · US
attached only by clamps along the circumference · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F16J13/06 |
| Official title | attached only by clamps along the circumference |
| Display label | attached only by clamps along the circumference |
| Total patents | 9 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 1 |
| 2018 | 2 |
| 2020 | 2 |
| 2024 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2024151340-A1 · May 9, 2024 · US
US-2020248310-A1 · Aug 6, 2020 · US
US-2020018334-A1 · Jan 16, 2020 · US
US-10100869-B2 · Oct 16, 2018 · US
US-9976431-B2 · May 22, 2018 · US
US-2016024949-A1 · Jan 28, 2016 · US
US-9217460-B2 · Dec 22, 2015 · US
US-9217459-B2 · Dec 22, 2015 · US
US-9145912-B2 · Sep 29, 2015 · US