Vacuum flask
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Description
Claims
The ornamental design for a vacuum flask, as shown and described.
Referenced Cited
U.S. Patent Documents
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Patent History
Patent number: D717092
Type: Grant
Filed: May 3, 2013
Date of Patent: Nov 11, 2014
Assignee: Zojirushi Corporation
Inventor: Keito Kotani (Hyogo)
Primary Examiner: Marianne Pandozzi
Application Number: 29/453,889
Type: Grant
Filed: May 3, 2013
Date of Patent: Nov 11, 2014
Assignee: Zojirushi Corporation
Inventor: Keito Kotani (Hyogo)
Primary Examiner: Marianne Pandozzi
Application Number: 29/453,889
Classifications
Current U.S. Class:
D7/319;
D7/317