Travel obstructing device
US-10272931-B2 · Apr 30, 2019 · US
Signalling means for special purposes · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B61L5/206 |
| Official title | {Signalling means for special purposes} |
| Display label | Signalling means for special purposes |
| Total patents | 5 |
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be declining based on the most recent years.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2018 | 2 |
| 2019 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-10272931-B2 · Apr 30, 2019 · US
US-2018346003-A1 · Dec 6, 2018 · US
US-2018118239-A1 · May 3, 2018 · US
US-2016264160-A1 · Sep 15, 2016 · US
US-2015000415-A1 · Jan 1, 2015 · US