US 8,459,406 C1 (13,264th)
Mounting apparatus for firearm sound suppressor
Barry W. Dueck, Sunset Beach, CA (US)
Filed by Barry W. Dueck, Sunset Beach, CA (US)
Assigned to SUREFIRE, LLC, Fountain Valley, CA (US)
Reexamination Request No. 90/015,543, Sep. 25, 2025.
Reexamination Certificate for Patent 8,459,406, issued Jun. 11, 2013, Appl. No. 13/348,898, Jan. 12, 2012.
Ex Parte Reexamination Certificate issued on May 22, 2026.
Int. Cl. F41A 21/00 (2006.01); F41A 21/30 (2006.01); F41A 21/32 (2006.01); F41A 21/34 (2006.01)
CPC F41A 21/325 (2013.01) [F41A 21/30 (2013.01); F41A 21/34 (2013.01)]
OG exemplary drawing
AS A RESULT OF REEXAMINATION, IT HAS BEEN DETERMINED THAT:
The patentability of claim 8 is confirmed.
Claims 1-7 and 9-16 were not reexamined.
8. An adapter, comprising:
a body having a front portion configured to be inserted into a socket of a firearm sound suppressor;
a frusto-conical external surface substantially at a rear portion of the body and providing a plug configured to be received by a complementary interior surface of the socket; and
a tab extending longitudinally along the adapter from the plug and adapted to be received by a slot extending longitudinally along the firearm sound suppressor and disposed in the interior surface to rotationally align the firearm sound suppressor relative to a firearm, wherein the slot tapers from a maximum depth at a rear aperture of the socket to a minimum depth within the socket.