Invention Grant
- Patent Title: Rifle cartridge with improved bullet upset and separation
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Application No.: US15876186Application Date: 2018-01-21
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Publication No.: US10551154B2Publication Date: 2020-02-04
- Inventor: Bryan P. Peterson
- Applicant: Vista Outdoor Operations LLC
- Applicant Address: US MN Anoka
- Assignee: Vista Outdoor Operations LLC
- Current Assignee: Vista Outdoor Operations LLC
- Current Assignee Address: US MN Anoka
- Agency: Reed Smith LLP
- Agent Matthew P. Frederick; Cheryl L. Gastineau
- Main IPC: F42B5/02
- IPC: F42B5/02 ; F42B12/36 ; F42B12/78 ; F42B10/22

Abstract:
A rifle cartridge with a bullet has desirable penetration capabilities and controlled separation of components upon terminal impact. In embodiments of the invention, the bullet comprises a forward component, a lead core, and a copper jacket. The lead jacket having a leading edge portion that extends to the cylindrical mid portion. The forward component may have a forward pointed ogive portion, a cylindrical mid portion, a mid ogive portion, and a pair of cylindrical portions separated by an annular groove. The jacket having a cannelure at the annular groove and the casing upper lip crimped into the cannelure.
Public/Granted literature
- US20180209768A1 RIFLE CARTRIDGE WITH IMPROVED BULLET UPSET AND SEPARATION Public/Granted day:2018-07-26
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