Key blank
Description
Claims
The ornamental design for a key blank, as shown and described.
Patent History
Patent number: D680417
Type: Grant
Filed: Feb 14, 2012
Date of Patent: Apr 23, 2013
Inventor: Alois Crepinsek (Chandler, AZ)
Primary Examiner: Prabhakar Deshmukh
Application Number: 29/413,315
Type: Grant
Filed: Feb 14, 2012
Date of Patent: Apr 23, 2013
Inventor: Alois Crepinsek (Chandler, AZ)
Primary Examiner: Prabhakar Deshmukh
Application Number: 29/413,315
Classifications
Current U.S. Class:
D8/347