Method for producing a highly heat-resistant weapon barrel provided with a twist profile
US-11814694-B2 · Nov 14, 2023 · US
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Making rifle or gun barrels
Making rifle or gun barrels · 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 | B21C37/152 |
| Official title | {Making rifle or gun barrels} |
| Display label | Making rifle or gun barrels |
| Total patents | 8 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2017 | 1 |
| 2019 | 2 |
| 2020 | 3 |
| 2021 | 1 |
| 2023 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for producing a highly heat-resistant weapon barrel provided with a twist profile
US-2021207233-A1 · Jul 8, 2021 · US
Systems and methods for electroprocessing a gun barrel using a moving electrode
US-10870140-B2 · Dec 22, 2020 · US
Systems and methods for electroprocessing a gun barrel using a moving electrode
US-10864567-B2 · Dec 15, 2020 · US
Method for producing a rifled tube
US-10632521-B2 · Apr 28, 2020 · US
Systems and Methods for Electroprocessing a Gun Barrel Using A Moving Electrode
US-2019314879-A1 · Oct 17, 2019 · US
Systems And Methods For Electroprocessing A Gun Barrel Using A Moving Electrode
US-2019314878-A1 · Oct 17, 2019 · US
Method for producing a rifled tube
US-2017320124-A1 · Nov 9, 2017 · US