Portable door lock device
Description
Claims
The ornamental design for a portable door lock device, as shown.
Referenced Cited
U.S. Patent Documents
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| 3498658 | March 1970 | Steenstra et al. |
| 4021063 | May 3, 1977 | Porter |
| D267698 | January 25, 1983 | Domes |
| 5352001 | October 4, 1994 | Shieh |
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| D489243 | May 4, 2004 | Thorp |
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Patent History
Patent number: D719436
Type: Grant
Filed: Oct 16, 2013
Date of Patent: Dec 16, 2014
Inventor: Charles Roggero (Ellicott City, MD)
Primary Examiner: Prabhakar Deshmukh
Application Number: 29/469,959
Type: Grant
Filed: Oct 16, 2013
Date of Patent: Dec 16, 2014
Inventor: Charles Roggero (Ellicott City, MD)
Primary Examiner: Prabhakar Deshmukh
Application Number: 29/469,959
Classifications
Current U.S. Class:
D8/339;
D8/330