The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 22, 2017

Filed:

Feb. 19, 2016
Applicants:

Gould Gibbons, Iii, Westminster, MD (US);

Ronald Sebeck, Jr., Westminster, MD (US);

Andrew Gibbons, Westminster, MD (US);

Matthew Gibbons, Westminster, MD (US);

Inventors:

Gould Gibbons, III, Westminster, MD (US);

Ronald Sebeck, Jr., Westminster, MD (US);

Andrew Gibbons, Westminster, MD (US);

Matthew Gibbons, Westminster, MD (US);

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F42B 5/02 (2006.01); F42B 5/26 (2006.01);
U.S. Cl.
CPC ...
F42B 5/02 (2013.01); F42B 5/025 (2013.01); F42B 5/26 (2013.01);
Abstract

Ammunition cartridges for hunting big game with an AR15 rifle are provided while maintaining a size of the ammunition cartridge that permits multiple ammunition cartridges to be inserted into an AR15 rifle magazine in alternating side by side relation. Each cartridge has a rim diameter of 0.422 inches, extractor groove and a slight tapered main body base of 0.36°. In one embodiment, the main base body extends to form a cartridge with total length of 1.8 inches and nominal body taper of 0.020 inches to accept a bullet with a diameter of 0.400 inches. In other embodiments, the main body base extends to a shoulder and a neck to form a cartridge with a total length of 1.66 inches. The shoulder tapers to the neck at a 35° angle with a nominal body taper of 0.014 inches. These embodiments accept bullets with diameters of 0.277, 0.284 and 0.308 inches.


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