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.
Patent No.:
Date of Patent:
Sep. 24, 2019
Filed:
Jan. 26, 2018
David A. Hewes, Chesterfield, MA (US);
Craig Huppe, Woodstock, VT (US);
David A. Hewes, Chesterfield, MA (US);
Craig Huppe, Woodstock, VT (US);
Other;
Abstract
A CNC milling machine and broaching tool for forming a magazine well in a firearm lower receiver, the magazine well having a forward end and a rearward end with a plurality of corners in the forward end and a plurality of corners in the rearward end. The CNC milling machine and broaching tool including a CNC milling machine for shaping a blank into a lower receiver having a guide hole with a length and a width and a broaching tool having a length less than the length of the guide hole and a width less than the width of the guide hole. The broaching tool having a single cutting edge for each of the plurality of corners in the forward end and the plurality of corners in the rearward end.