Lightbulb
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Description
Any broken lines are understood to be for illustrative purposes only and form no part of the claimed design.
Claims
We claim the ornamental design for a lightbulb, as shown and described.
Referenced Cited
U.S. Patent Documents
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D463584 | September 24, 2002 | Yim |
D531741 | November 7, 2006 | Takahashi |
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D590523 | April 14, 2009 | Takahashi |
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Patent History
Patent number: D852386
Type: Grant
Filed: Aug 14, 2017
Date of Patent: Jun 25, 2019
Assignee: LIFI Labs, Inc. (San Francisco, CA)
Inventors: Marc Alexander (San Francisco, CA), John Cameron (San Francisco, CA)
Primary Examiner: Marcus A Jackson
Application Number: 29/613,864
Type: Grant
Filed: Aug 14, 2017
Date of Patent: Jun 25, 2019
Assignee: LIFI Labs, Inc. (San Francisco, CA)
Inventors: Marc Alexander (San Francisco, CA), John Cameron (San Francisco, CA)
Primary Examiner: Marcus A Jackson
Application Number: 29/613,864
Classifications
Current U.S. Class:
Electric Light Bulb (34) (D26/2)