US 12,453,332 B2
Pet waste cartridge
Alan J. Cook, Chicago, IL (US); Thomas E Devlin, Winchester, MA (US); and Kris W. Grube, Bloomington, IN (US)
Assigned to BRILLIANT PET 2 LLC, Chicago, IL (US)
Filed by Brilliant Pet 2 LLC, Chicago, IL (US)
Filed on Nov. 4, 2016, as Appl. No. 15/344,209.
Claims priority of provisional application 62/351,792, filed on Jun. 17, 2016.
Claims priority of provisional application 62/345,500, filed on Jun. 3, 2016.
Claims priority of provisional application 62/250,615, filed on Nov. 4, 2015.
Prior Publication US 2017/0118945 A1, May 4, 2017
Prior Publication US 2020/0288666 A9, Sep. 17, 2020
This patent is subject to a terminal disclaimer.
Int. Cl. A01K 1/01 (2006.01)
CPC A01K 1/0117 (2013.01) 39 Claims
OG exemplary drawing
 
1. A removable pet waste cartridge comprising:
a waste pad roll of a predetermined diameter, width and length comprising an absorbent first side and a non-permeable second side;
wherein the waste pad roll comprises a series of sensor-readable marks indicative of an amount of waste paper remaining on the waste pad roll, the series of sensor-readable marks located on the non-permeable second side of the waste pad roll;
a take-up rod, wherein the take-up rod is connected to a first end of the waste pad roll; and
wherein a first end cap is mounted at a first end of the take-up rod and a second end cap is mounted at a second end of the take-up rod, wherein further the first end cap and the second end cap seal a completely wound waste pad roll.