Scattered-material cleaning robot used for conveyor
US-2026091942-A1 · Apr 2, 2026 · US
Traction chains, ropes, or cables
Traction chains, ropes, or cables · 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 | B65G19/20 |
| Official title | Traction chains, ropes, or cables |
| Display label | Traction chains, ropes, or cables |
| Total patents | 35 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 1 |
| 2018 | 7 |
| 2019 | 5 |
| 2020 | 6 |
| 2021 | 4 |
| 2022 | 3 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 1 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Resilient link for conveyor chain
US-12589945-B2 · Mar 31, 2026 · US
Roller for chain and scraper assembly
US-12539473-B2 · Feb 3, 2026 · US
Resilient link for conveyor chain
US-2025083900-A1 · Mar 13, 2025 · US
Chain conveyor and link for same
US-11858745-B2 · Jan 2, 2024 · US
System for monitoring scarper chain based on measurement on transmittance of torsion spring and method thereof
US-11807465-B2 · Nov 7, 2023 · US
System for monitoring scarper chain based on measurement on transmittance of torsion spring and method thereof
US-2023118041-A1 · Apr 20, 2023 · US
Chain conveyor and link for same
US-11530095-B2 · Dec 20, 2022 · US
Chain conveyor
US-11440736-B2 · Sep 13, 2022 · US
Chain conveyor and link for same
US-2022234835-A1 · Jul 28, 2022 · US
Chain conveyor
US-2021237979-A1 · Aug 5, 2021 · US
Chain conveyor
US-10981728-B2 · Apr 20, 2021 · US
Chain conveyor and coupler link for same
US-10974905-B2 · Apr 13, 2021 · US
Hardened components in a conveyor drive system
US-10974904-B2 · Apr 13, 2021 · US
Chain conveyor and link for same
US-2020354150-A1 · Nov 12, 2020 · US
Chain conveyor and link for same
US-10717603-B2 · Jul 21, 2020 · US
Chain conveyor and coupler link for same
US-2020115164-A1 · Apr 16, 2020 · US
Drive shaft and sprockets for chain conveyor
US-10604347-B2 · Mar 31, 2020 · US
Hardened components in a conveyor drive system
US-2020071085-A1 · Mar 5, 2020 · US
Chain conveyor
US-2020010277-A1 · Jan 9, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B65G19/20?
- CPC B65G19/20 is the Cooperative Patent Classification code for “Traction chains, ropes, or cables.”
- How many patents are filed under CPC B65G19/20 (Traction chains, ropes, or cables)?
- Our database includes 35 publications tagged with this CPC code.
- Is patent activity under CPC B65G19/20 growing?
- Publication counts under this code: 1 in 2024 vs 1 in 2025 (latest complete years).