US 11,898,342 B2
Stair installation bracket
John Louis Vanker, Denver, CO (US); and Michael J. Lastowski, Centennial, CO (US)
Assigned to PATCO, LLC, Arvada, CO (US)
Filed by PatCo, LLC, Arvada, CO (US)
Filed on Dec. 17, 2018, as Appl. No. 16/222,903.
Application 16/222,903 is a continuation of application No. 15/407,999, filed on Jan. 17, 2017, granted, now 10,156,065.
Prior Publication US 2019/0119906 A1, Apr. 25, 2019
Int. Cl. B23P 19/00 (2006.01); E04B 1/38 (2006.01); E04F 11/022 (2006.01)
CPC E04B 1/388 (2023.08) [E04F 11/022 (2013.01); E04B 2001/389 (2023.08)] 20 Claims
OG exemplary drawing
 
1. A system comprising:
a staircase; and
at least one staircase installation bracket assembly including a hanger tool including a vertical column and a lower tab and a positioning bolt positioned in the lower tab of the hanger tool, the at least one staircase installation bracket assembly configured to anchor the staircase to a wall,
wherein the staircase installation bracket assembly is formed to include a channel for receiving the hanger tool, the hanger tool being removably connectable to the bracket assembly and including the positioning bolt for vertically positioning the staircase relative to the bracket assembly.