Umbrella base
Description
The broken lines depict portions of the article that form no part of the claimed design.
Claims
The ornamental design for an umbrella base, as shown and described.
Referenced Cited
U.S. Patent Documents
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Patent History
Patent number: D817631
Type: Grant
Filed: Jan 19, 2017
Date of Patent: May 15, 2018
Inventor: Zhibo Weng (Ningbo)
Primary Examiner: John Windmuller
Assistant Examiner: Steven J Czyz
Application Number: 29/591,309
Type: Grant
Filed: Jan 19, 2017
Date of Patent: May 15, 2018
Inventor: Zhibo Weng (Ningbo)
Primary Examiner: John Windmuller
Assistant Examiner: Steven J Czyz
Application Number: 29/591,309
Classifications
Current U.S. Class:
D3/10