Multi-piece polymer ammunition cartridge
US-10876822-B2 · Dec 29, 2020 · US
formed by assembling several elements
formed by assembling several elements · 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 | F42B5/285 |
| Official title | formed by assembling several elements |
| Display label | formed by assembling several elements |
| Total patents | 115 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2017 | 8 |
| 2018 | 6 |
| 2019 | 23 |
| 2020 | 23 |
| 2021 | 29 |
| 2022 | 10 |
| 2023 | 6 |
| 2024 | 6 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Polymer ammunition having a mim primer insert
US-2020400411-A9 · Dec 24, 2020 · US
Multi-piece cartridge casing and method of making
US-10866072-B2 · Dec 15, 2020 · US
Metal injection molded ammunition cartridge
US-2020363173-A1 · Nov 19, 2020 · US
Multi-Piece Polymer Ammunition Cartridge Nose
US-2020309490-A1 · Oct 1, 2020 · US
Multi-Piece Polymer Ammunition Cartridge Nose
US-2020300587-A1 · Sep 24, 2020 · US
Multi-Piece Polymer Ammunition Cartridge
US-2020278183-A1 · Sep 3, 2020 · US
Metal injection molded ammunition cartridge
US-10760882-B1 · Sep 1, 2020 · US
Method of making a metal injection molded ammunition cartridge
US-2020256654-A1 · Aug 13, 2020 · US
Multi-piece polymer ammunition cartridge nose
US-10731956-B2 · Aug 4, 2020 · US
Multi-piece polymer ammunition cartridge
US-10704871-B2 · Jul 7, 2020 · US
Multi-piece polymer ammunition cartridge
US-10704870-B2 · Jul 7, 2020 · US
Multi-piece cartridge casing and method of making
US-2020182594-A1 · Jun 11, 2020 · US
Multi-piece polymer ammunition cartridge
US-10677573-B2 · Jun 9, 2020 · US
Multi-piece polymer ammunition cartridge nose
US-10612897-B2 · Apr 7, 2020 · US
Method of making a metal injection molded ammunition cartridge
US-10612896-B2 · Apr 7, 2020 · US
Multi-Piece Polymer Ammunition Cartridge
US-2020033103-A1 · Jan 30, 2020 · US
Metal injection molded ammunition cartridge
US-2020033102-A1 · Jan 30, 2020 · US
Multi-Piece Polymer Ammunition Cartridge
US-2020025536-A1 · Jan 23, 2020 · US
Multi-Piece Polymer Ammunition, Cartridge and Components
US-2020025537-A1 · Jan 23, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F42B5/285?
- CPC F42B5/285 is the Cooperative Patent Classification code for “formed by assembling several elements.”
- How many patents are filed under CPC F42B5/285 (formed by assembling several elements)?
- Our database includes 115 publications tagged with this CPC code.
- Is patent activity under CPC F42B5/285 growing?
- Publication counts under this code: 6 in 2024 vs 1 in 2025 (latest complete years).