Clearance measurement device for counterweight of elevator
US-2025223133-A1 · Jul 10, 2025 · US
Checking, lubricating, or cleaning means for ropes, cables or guides
Checking, lubricating, or cleaning means for ropes, cables or guides · 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 | B66B7/12 |
| Official title | Checking, lubricating, or cleaning means for ropes, cables or guides |
| Display label | Checking, lubricating, or cleaning means for ropes, cables or guides |
| Total patents | 28 |
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 | 1 |
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 7 |
| 2019 | 3 |
| 2020 | 5 |
| 2021 | 3 |
| 2022 | 1 |
| 2023 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Suspension member arrangement for an elevator and monitoring arrangement for monitoring a suspension member
US-11608248-B2 · Mar 21, 2023 · US
Rope for a hoisting device, elevator and use
US-11565912-B2 · Jan 31, 2023 · US
Electrically heated elevator tension member
US-11447369-B2 · Sep 20, 2022 · US
Electrically heated elevator tension member
US-2021354957-A1 · Nov 18, 2021 · US
Wire rope flaw detector
US-11117785-B2 · Sep 14, 2021 · US
Rope for a hoisting device, elevator and use
US-2021009382-A1 · Jan 14, 2021 · US
Rope for a hoisting device, elevator and use
US-10843900-B2 · Nov 24, 2020 · US
Multiple-state health monitoring apparatus and monitoring method for critical components in hoisting system
US-10815098-B2 · Oct 27, 2020 · US
Multiple-state health monitoring apparatus and monitoring method for critical components in hoisting system
US-2020131003-A1 · Apr 30, 2020 · US
System to enable access to travelling cable dead end hitch from inside an elevator car
US-10544008-B2 · Jan 28, 2020 · US
Wire rope flaw detector
US-2020002133-A1 · Jan 2, 2020 · US
Suspension member arrangement for an elevator and monitoring arrangement for monitoring a suspension member
US-2019352131-A1 · Nov 21, 2019 · US
In-service repair of elevator belt
US-10280044-B2 · May 7, 2019 · US
Elevator strip bonded end termination
US-10189678-B2 · Jan 29, 2019 · US
Elevator Strip Bonded End Termination
US-2018290861-A1 · Oct 11, 2018 · US
Resurfacing of belt for elevator system
US-9994423-B2 · Jun 12, 2018 · US
Metal rope and lubricant
US-9909255-B2 · Mar 6, 2018 · US
Rope for a hoisting device, elevator and use
US-2018044137-A1 · Feb 15, 2018 · US
System to enable access to travelling cable dead end hitch from inside an elevator car
US-2018009635-A1 · Jan 11, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B66B7/12?
- CPC B66B7/12 is the Cooperative Patent Classification code for “Checking, lubricating, or cleaning means for ropes, cables or guides.”
- How many patents are filed under CPC B66B7/12 (Checking, lubricating, or cleaning means for ropes, cables or guides)?
- Our database includes 28 publications tagged with this CPC code.
- Is patent activity under CPC B66B7/12 growing?
- Publication counts under this code: 2 in 2023 vs 1 in 2025 (latest complete years).