Wire back tension device
US-10875747-B2 · Dec 29, 2020 · US
This page is not indexed by search engines while we improve data quality.
using two or more cooperating endless chains
using two or more cooperating endless chains · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B66D3/003 |
| Official title | {using two or more cooperating endless chains} |
| Display label | using two or more cooperating endless chains |
| Total patents | 4 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2017 | 2 |
| 2019 | 1 |
| 2020 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Wire Back Tension Device
US-2019002249-A1 · Jan 3, 2019 · US
Rope hoisting system
US-9790070-B2 · Oct 17, 2017 · US
Rope hoisting system
US-2017121162-A1 · May 4, 2017 · US