08408614 is referenced by 4 patents and cites 30 patents.

A sifting scoop for removing pet waste from litter in a litter box having a handle carrying a sifting cup having a mouth wider than a downstream pet waste retaining pocket formed by the cup. The handle overlies the sifting cup providing a waste shield. The handle includes a grip attached by a bridge to the cup that provides a hand guard and scoop hanger with the grip serving as a leg when the scoop is stood uprightly on a pedestal formed by a cup endwall. The cup has a first sifting portion formed in a litter-engaging surface on the side opposite the handle with the sifting portion formed by a plurality of elongate slots that are wavy or S-shaped extending longitudinally in the direction of scooping. The cup has a second sifting portion having slots in the end wall inline with litter being scooped.

Title
Sifting scoop
Application Number
13/74897
Publication Number
8408614 (B2)
Application Date
March 29, 2011
Publication Date
April 2, 2013
Inventor
Qing He
North Andover
MA, US
John M Lipscomb
Cedarburg
WI, US
Agent
Boyle Fredrickson S C
Assignee
Pioneer Pet Products
WI, US
IPC
A01K 29/00
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