Preload cable, detonator cable assembly, and methods of making the same
US-12529547-B1 · Jan 20, 2026 · US
of electric initiator heads {e.g., testing, machines}
of electric initiator heads {e.g., testing, machines} · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F42B3/198 |
| Official title | of electric initiator heads {e.g., testing, machines} |
| Display label | of electric initiator heads {e.g., testing, machines} |
| Total patents | 44 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 2 |
| 2017 | 1 |
| 2018 | 5 |
| 2019 | 4 |
| 2020 | 5 |
| 2021 | 6 |
| 2022 | 3 |
| 2023 | 1 |
| 2024 | 6 |
| 2025 | 7 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Detonator assembly for a perforating gun assembly
US-12509970-B2 · Dec 30, 2025 · US
Initiator head with circuit board
US-2025224215-A1 · Jul 10, 2025 · US
Initiator For A Gas Generator Of A Vehicle Safety Device
US-2025196799-A1 · Jun 19, 2025 · US
Initiator for a gas generator of a vehicle safety device
US-12330582-B1 · Jun 17, 2025 · US
Electrical contact for perforating gun assembly
US-12320203-B2 · Jun 3, 2025 · US
Initiator, initiator device, and method for manufacturing initiator
US-2025172373-A1 · May 29, 2025 · US
Initiator head with circuit board
US-12287182-B2 · Apr 29, 2025 · US
Metal fixing material leadthrough having low susceptibility to faults
US-2024379340-A1 · Nov 14, 2024 · US
Metal fixing material leadthrough having low susceptibility to faults
US-12125696-B2 · Oct 22, 2024 · US
Electrical Contact For Perforating Gun Assembly
US-2024209694-A1 · Jun 27, 2024 · US
Detonator Assembly For A Perforating Gun Assembly
US-2024210151-A1 · Jun 27, 2024 · US
Initiator head with circuit board
US-2024191979-A1 · Jun 13, 2024 · US
Metal-fixing material feedthrough, method for the production thereof and uses thereof
US-11945392-B2 · Apr 2, 2024 · US
Glass-metal feedthrough
US-11728156-B2 · Aug 15, 2023 · US
Initiator assemblies for a perforating gun
US-11313653-B2 · Apr 26, 2022 · US
Glass-metal feedthrough
US-2022059337-A1 · Feb 24, 2022 · US
Glass-metal feedthrough
US-11217440-B2 · Jan 4, 2022 · US
Glass-metal feedthrough
US-11205569-B2 · Dec 21, 2021 · US
Ring-shaped or plate-like element and method for producing same
US-11150060-B2 · Oct 19, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F42B3/198?
- CPC F42B3/198 is the Cooperative Patent Classification code for “of electric initiator heads {e.g., testing, machines}.”
- How many patents are filed under CPC F42B3/198 (of electric initiator heads {e.g., testing, machines})?
- Our database includes 44 publications tagged with this CPC code.
- Is patent activity under CPC F42B3/198 growing?
- Publication counts under this code: 6 in 2024 vs 7 in 2025 (latest complete years).