Heat sink

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Description

FIG. 1 is a perspective view of a heat sink of a lighting system showing our new design;

FIG. 2 is a first side elevational view thereof;

FIG. 3 is a second side elevational view thereof;

FIG. 4 is a third side elevational view thereof;

FIG. 5 is a fourth side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines shown in the drawings are included for the purpose of illustrating elements of the heat sink of a lighting system and form no part of the claimed design.

Claims

The ornamental design for a heat sink, as shown and described.

Referenced Cited
U.S. Patent Documents
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10697615 June 30, 2020 Rashidi Doust
10907801 February 2, 2021 Zheng
11067254 July 20, 2021 Johnson
11215332 January 4, 2022 Spicer
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Other references
  • 3dprinting.lighting, “3D Printed Heatsinks Display Higher Efficiency”, Published Jul. 12, 2019. (https://www.3dprinting.lighting/3d-printed-heat-sinks-display-higher-efficiency/) (Year: 2019).
  • Cooliance, “Successful Case”, Accessed Jan. 26, 2022. (http://www.cooliance.cn/en/photo/photo-56-610.html) (Year: 2022).
Patent History
Patent number: D954661
Type: Grant
Filed: Mar 24, 2021
Date of Patent: Jun 14, 2022
Inventors: Robert A. Sonneman (Mamaroneck, NY), Christian N. Garnett (Mount Kisco, NY), Yangyang Wang (Scarsdale, NY), Nuno Pires Da Silva (Lisbon)
Primary Examiner: April Rivas
Application Number: 29/788,129
Classifications
Current U.S. Class: Heat Sink (D13/179)