Railway vehicle and derailment safety device thereof
US-10471975-B2 · Nov 12, 2019 · US
Guard rails; Connecting, fastening or adjusting means therefor · Cooperative Patent Classification (CPC)
Building, mining, and civil engineering structures.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | E01B5/18 |
| Official title | Guard rails; Connecting, fastening or adjusting means therefor |
| Display label | Guard rails; Connecting, fastening or adjusting means therefor |
| Total patents | 5 |
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2017 | 1 |
| 2018 | 2 |
| 2019 | 2 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-10471975-B2 · Nov 12, 2019 · US
US-2019203513-A1 · Jul 4, 2019 · US
US-9988768-B2 · Jun 5, 2018 · US
US-2018030661-A1 · Feb 1, 2018 · US
US-2017284032-A1 · Oct 5, 2017 · US