Cat litter box
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Description
The broken lines in
Claims
The ornamental design for a cat litter box, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
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Patent History
Patent number: D638590
Type: Grant
Filed: Jul 17, 2009
Date of Patent: May 24, 2011
Assignee: Pioneer Pet Products, LLC (Cedarburg, WI)
Inventors: John M. Lipscomb (Cedarburg, WI), Stanley L. Suring (Cedarburg, WI)
Primary Examiner: Cathy Anne MacCormac
Assistant Examiner: Thomas J Johannes
Attorney: Boyle Fredrickson, s.c.
Application Number: 29/340,439
Type: Grant
Filed: Jul 17, 2009
Date of Patent: May 24, 2011
Assignee: Pioneer Pet Products, LLC (Cedarburg, WI)
Inventors: John M. Lipscomb (Cedarburg, WI), Stanley L. Suring (Cedarburg, WI)
Primary Examiner: Cathy Anne MacCormac
Assistant Examiner: Thomas J Johannes
Attorney: Boyle Fredrickson, s.c.
Application Number: 29/340,439
Classifications