Protective element
US-2024404778-A1 · Dec 5, 2024 · US
Casing fillings, e.g. powder
Casing fillings, e.g. powder · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01H85/18 |
| Official title | Casing fillings, e.g. powder |
| Display label | Casing fillings, e.g. powder |
| Total patents | 114 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 8 |
| 2017 | 7 |
| 2018 | 8 |
| 2019 | 14 |
| 2020 | 7 |
| 2021 | 12 |
| 2022 | 5 |
| 2023 | 11 |
| 2024 | 22 |
| 2025 | 9 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fuse, and method for manufacturing a fuse
US-2024222056-A1 · Jul 4, 2024 · US
Lightweight industrial fuse
US-2024112875-A1 · Apr 4, 2024 · US
Arc quenching fuse filler for current limiting fuses
US-2024096581-A1 · Mar 21, 2024 · US
Circuit protector arc flash reduction system with parallel connected semiconducor switch
US-2021319969-A1 · Oct 14, 2021 · US
Compact high voltage power fuse and methods of manufacture
US-11075047-B2 · Jul 27, 2021 · US
Protection device with u-shaped fuse element
US-11049681-B1 · Jun 29, 2021 · US
Design and fabrication of printed fuse
US-2021183606-A1 · Jun 17, 2021 · US
Design and fabrication of printed fuse
US-2021074501-A1 · Mar 11, 2021 · US
Electric-power conversion apparatus
US-2020234905-A1 · Jul 23, 2020 · US
Manufacturing method for foam fuse filler and cartridge fuse
US-10685804-B2 · Jun 16, 2020 · US
Power fuse and fabrication methods with enhanced arc mitigation and thermal management
US-10650998-B2 · May 12, 2020 · US
Compact high voltage power fuse and methods of manufacture
US-2020090892-A1 · Mar 19, 2020 · US
Fuse element assembly and method of fabricating the same
US-2020066473-A1 · Feb 27, 2020 · US
High voltage, reinforced in-line fuse assembly, systems, and methods of manufacture
US-10553386-B2 · Feb 4, 2020 · US
Power fuse and fabrication methods with enhanced arc mitigation and thermal management
US-2020013575-A1 · Jan 9, 2020 · US
Fuse with stone sand matrix reinforcement
US-2019362925-A1 · Nov 28, 2019 · US
Surface mount fuse
US-10490379-B2 · Nov 26, 2019 · US
Fuses and methods of forming fuses
US-10483070-B1 · Nov 19, 2019 · US
High-current fuse with endbell assembly
US-10483069-B2 · Nov 19, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01H85/18?
- CPC H01H85/18 is the Cooperative Patent Classification code for “Casing fillings, e.g. powder.”
- How many patents are filed under CPC H01H85/18 (Casing fillings, e.g. powder)?
- Our database includes 114 publications tagged with this CPC code.
- Is patent activity under CPC H01H85/18 growing?
- Publication counts under this code: 22 in 2024 vs 9 in 2025 (latest complete years).