US 11,685,066 B2
Scoring knife
Drew A. Dahill, Pendleton, SC (US); and Nicholas A. Costanzo, Greenville, SC (US)
Assigned to TECHTRONIC POWER TOOLS TECHNOLOGY LIMITED, Tortola (VG)
Filed by TECHTRONIC CORDLESS GP, Anderson, SC (US)
Filed on Nov. 23, 2021, as Appl. No. 17/534,014.
Application 17/534,014 is a continuation of application No. 16/897,487, filed on Jun. 10, 2020, granted, now 11,192,268.
Application 16/897,487 is a continuation of application No. 16/002,445, filed on Jun. 7, 2018, granted, now 10,710,256.
Claims priority of provisional application 62/520,825, filed on Jun. 16, 2017.
Prior Publication US 2022/0080606 A1, Mar. 17, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. B26B 11/00 (2006.01); B25D 3/00 (2006.01); B26B 3/08 (2006.01)
CPC B26B 11/006 (2013.01) [B25D 3/00 (2013.01); B26B 3/08 (2013.01); B25D 2222/42 (2013.01); B25D 2222/51 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A scoring knife comprising:
a handgrip;
a body having a first end and a second end opposite the first end, the body extends at least partially through the handgrip;
a first scoring member attached to the body, the first scoring member having a first scoring tip that points in a first direction;
a second scoring member attached to the body, the second scoring member having a second scoring tip that points in a second direction opposite the first direction;
a chisel positioned adjacent the first end of the body;
a longitudinal axis that extends centrally through the body and the chisel;
a scoring tip axis that extends centrally through the first scoring member and the second scoring member, the scoring tip axis perpendicular to the longitudinal axis; and
a blade hook formed on the body, the blade hook extending at least partially between the first scoring member and the longitudinal axis of the body, the scoring tip axis forms a tangent line of the blade hook.