Racking interlocking systems for withdrawable circuit breakers
US-9843174-B2 · Dec 12, 2017 · US
with interlock
with interlock · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02B11/133 |
| Official title | with interlock |
| Display label | with interlock |
| Total patents | 211 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 11 |
| 2016 | 26 |
| 2017 | 24 |
| 2018 | 30 |
| 2019 | 22 |
| 2020 | 23 |
| 2021 | 12 |
| 2022 | 19 |
| 2023 | 15 |
| 2024 | 18 |
| 2025 | 10 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Spring loaded, bistable connect/disconnect for MCC unit
US-9831645-B2 · Nov 28, 2017 · US
Circuit breaker
US-2017338070-A1 · Nov 23, 2017 · US
Withdrawable interlock device of vacuum circuit breaker
US-9825439-B2 · Nov 21, 2017 · US
Vacuum circuit breaker
US-9787067-B2 · Oct 10, 2017 · US
Breaker motorized secondary connector - field installable kit
US-2017287654-A1 · Oct 5, 2017 · US
Breaker motorized secondary connector - field installable kit
US-9779891-B1 · Oct 3, 2017 · US
Racking interlocking systems for withdrawable circuit breakers
US-2017264085-A1 · Sep 14, 2017 · US
Interlock device of withdrawable arc eliminator
US-2017263389-A1 · Sep 14, 2017 · US
Draw out apparatus for air circuit breaker
US-9755407-B2 · Sep 5, 2017 · US
Mechanical door interlock device for protecting power electrical switching apparatus and users
US-9735555-B2 · Aug 15, 2017 · US
Door interlock device for transformer room of vacuum circuit breaker
US-9732543-B2 · Aug 15, 2017 · US
Draw out apparatus for air circuit breaker
US-2017207609-A1 · Jul 20, 2017 · US
Transportation device of withdrawal circuit breaker
US-2017194774-A1 · Jul 6, 2017 · US
High-speed communications coupling for use in a circuit breaker assembly
US-2017178828-A1 · Jun 22, 2017 · US
Door interlock device for vacuum circuit breaker
US-9685282-B2 · Jun 20, 2017 · US
Interlock apparatus of vacuum circuit breaker
US-9679722-B2 · Jun 13, 2017 · US
Cradle assist devices and related kits and methods
US-2017155234-A1 · Jun 1, 2017 · US
Cradle assist devices and related kits and methods
US-9607784-B2 · Mar 28, 2017 · US
Transformer position adjustment preventing device of switchboard
US-9595817-B2 · Mar 14, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02B11/133?
- CPC H02B11/133 is the Cooperative Patent Classification code for “with interlock.”
- How many patents are filed under CPC H02B11/133 (with interlock)?
- Our database includes 211 publications tagged with this CPC code.
- Is patent activity under CPC H02B11/133 growing?
- Publication counts under this code: 18 in 2024 vs 10 in 2025 (latest complete years).