Portable door lock
Description
The broken lines environment is for illustrative purpose only and forms no part of the claimed design.
Claims
The ornamental design for a portable door lock, as shown and described.
Patent History
Patent number: D675900
Type: Grant
Filed: Dec 11, 2011
Date of Patent: Feb 12, 2013
Inventor: Joseph Jui-Chin Lin (Buena Park, CA)
Primary Examiner: Prabhakar Deshmukh
Application Number: 29/408,345
Type: Grant
Filed: Dec 11, 2011
Date of Patent: Feb 12, 2013
Inventor: Joseph Jui-Chin Lin (Buena Park, CA)
Primary Examiner: Prabhakar Deshmukh
Application Number: 29/408,345
Classifications
Current U.S. Class:
D8/339