Heat sink

- OSRAM SYLVANIA Inc.
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Description

FIG. 1 is a front elevational view of the new design for a heat sink, the design being rotationally symmetric;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof; and,

FIG. 4 is a perspective view thereof as seen from the front, top side.

The broken line disclosure is for environmental purposes only and does not form a part of the claimed design.

Claims

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

Referenced Cited
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Other references
  • Philips EnduraLED PAR30 and PAR38 LED Lamps, shown in brochure, believed on sale in U.S. prior to filing date of the application herein, website www.lighting.philips.com visited on Dec. 2, 2010 (2 pgs, color).
  • GE LED PAR20 Lamps, shown in brochure, believed on sale in U.S. prior to filing date of the application herein, website www.gelighting.com visited on Dec. 2, 2010 (2 pgs, color).
  • GE LED PAR30 Short and Long Neck Lamps, shown in brochure, believed on sale in U.S. prior to filing date of the application herein, website www.gelighting.com visited on Dec. 2, 2010 (2 pgs, color).
  • Sylvania Ultra LED Retrofit PAR20 Lamp, shown in brochure RETRO025R7 dated Nov. 2010, on sale in U.S. prior to filing date of the application herein (1 pg, color).
  • Sylvania Ultra LED Retrofit PAR30LN Lamp, shown in brochure RETRO027R6 dated Oct. 2010, on sale in U.S. prior to filing date of the application herein (1 pg, color).
  • Sylvania Ultra LED Retrofit PAR38 Lamp, shown in brochure RETRO028R6 dated Oct. 2010, on sale in U.S. prior to filing date of the application herein (1 pg, color).
  • Rhodes PAR-30 14 Watt, shown in brochure, believed on sale in U.S. prior to filing date of the application herein, website www.ledwaves.com visited on Dec. 2, 2010 (2 pgs, color).
  • Lighting Science Group Definity line of six (6) LED lamps, shown in brochure, believed on sale in U.S. prior to filing date of the application herein, website www.lsgc.com visited on Dec. 2, 2010 (8 pgs, color).
  • Prines PAR-30 Dimmable LED Light Bulb, shown in brochure, believed on sale in U.S. prior to filing date of the application herein, website www.ledwaves.com visited on Dec. 2, 2010 (2 pgs, color).
  • Norman Lamps, Inc. LED-PAR30, shown in brochure, believed on sale in U.S. prior to filing date of the application herein, website www.NormanLEDs.com visited on Dec. 2, 2010 (1 pg, color).
  • Nine (9) Osram Sylvania LED retrofit lamp designs, shown in brochure RETRO019R4 (c) 2010 entitled “Tomorrow, at the speed of light”, on sale in US. prior to filing date of the application herein (6 pages).
Patent History
Patent number: D661260
Type: Grant
Filed: Mar 31, 2011
Date of Patent: Jun 5, 2012
Assignee: OSRAM SYLVANIA Inc. (Danvers, MA)
Inventors: Dmitry Layevsky (Newton, MA), Valeriy Zolotykh (Burlington, MA)
Primary Examiner: Selina Sikder
Attorney: Edward S. Podszus
Application Number: 29/373,340
Classifications
Current U.S. Class: Heat Sink (D13/179); Electric Light Bulb (34) (D26/2)