Step staircase for pets
Latest Doskocil Manufacturing Company, Inc. Patents:
Description
Claims
The ornamental design for a step staircase for pets, as shown and described.
Referenced Cited
U.S. Patent Documents
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Patent History
Patent number: D548898
Type: Grant
Filed: Apr 24, 2006
Date of Patent: Aug 14, 2007
Assignee: Doskocil Manufacturing Company, Inc. (Arlington, TX)
Inventors: Melaney Northrop (Arlington, TX), Michael A. Foster (Argyle, TX)
Primary Examiner: M. H. Tung
Assistant Examiner: Susan Moon Lee
Attorney: Locke Liddell & Sapp, LLP
Application Number: 29/258,528
Type: Grant
Filed: Apr 24, 2006
Date of Patent: Aug 14, 2007
Assignee: Doskocil Manufacturing Company, Inc. (Arlington, TX)
Inventors: Melaney Northrop (Arlington, TX), Michael A. Foster (Argyle, TX)
Primary Examiner: M. H. Tung
Assistant Examiner: Susan Moon Lee
Attorney: Locke Liddell & Sapp, LLP
Application Number: 29/258,528
Classifications
Current U.S. Class:
Miscellaneous (D30/199)