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, 2023

Filed:

Dec. 04, 2020
Applicant:

Mitchel Kalmanson, Maitland, FL (US);

Inventors:

Mitchel Kalmanson, Maitland, FL (US);

Kenneth Murray, Gotha, FL (US);

Renier Van Den Berg, Haaksbergen, NL;

Assignee:

Other;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F41B 11/723 (2013.01); F41B 11/85 (2013.01); A61M 5/20 (2006.01); A01M 27/00 (2006.01);
U.S. Cl.
CPC ...
A61M 5/2053 (2013.01); F41B 11/723 (2013.01); F41B 11/85 (2013.01); A01M 27/00 (2013.01); A61M 2205/3331 (2013.01); A61M 2205/583 (2013.01);
Abstract

A dart delivery apparatus including a handle, trigger, barrel, and frame comprising a dart chamber, a pressure control apparatus including a gas source port, an adjustable pressure control apparatus chamber, a gun port configured to attach to the frame, an expansion chamber, an adjustable pressure regulator configured to be actuated by a user to permit pressurized gas to flow from the gas source port, through the pressure control apparatus chamber, and into the gun port and the expansion chamber, and a shot volume modification apparatus configured to change the volume of the expansion chamber into which pressurized gas may expand.


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