Elevator having free fall protection system
US-11897728-B2 · Feb 13, 2024 · US
by acting on main ropes or main cables · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B66B5/185 |
| Official title | {by acting on main ropes or main cables} |
| Display label | by acting on main ropes or main cables |
| 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 | 1 |
| 2016 | 1 |
| 2017 | 3 |
| 2018 | 1 |
| 2020 | 1 |
| 2021 | 1 |
| 2024 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-11897728-B2 · Feb 13, 2024 · US
US-2021139277-A1 · May 13, 2021 · US
US-10654686-B2 · May 19, 2020 · US
US-10093515-B2 · Oct 9, 2018 · US
US-9783390-B2 · Oct 10, 2017 · US
US-2017008732-A1 · Jan 12, 2017 · US
US-2017001835-A1 · Jan 5, 2017 · US
US-2016200550-A1 · Jul 14, 2016 · US
US-2015344267-A1 · Dec 3, 2015 · US