Electroencephalogram signal amplification device
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Description
The broken lines in the drawings are for the purpose of illustrating portions of the article that form no part of the claimed design.
Claims
The ornamental design for an electroencephalogram signal amplification device, substantially as shown and described.
Referenced Cited
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Patent History
Patent number: D973885
Type: Grant
Filed: Mar 26, 2019
Date of Patent: Dec 27, 2022
Assignee: X Development LLC (Mountain View, CA)
Inventors: Gabriella Levine (San Francisco, CA), Haden Cory (San Francisco, CA), Matthew David Day (Oakland, CA)
Primary Examiner: Christy Nemeth
Application Number: 29/685,063
Type: Grant
Filed: Mar 26, 2019
Date of Patent: Dec 27, 2022
Assignee: X Development LLC (Mountain View, CA)
Inventors: Gabriella Levine (San Francisco, CA), Haden Cory (San Francisco, CA), Matthew David Day (Oakland, CA)
Primary Examiner: Christy Nemeth
Application Number: 29/685,063
Classifications
Current U.S. Class:
Patient Monitor Or Diagnostic Instrument Not Elsewhere Specified (50) (D24/186)