TREA

Optical diffuser

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Information

  • Patent Grant
  • D806308
  • Patent Number
    D806,308
  • Date Filed
    Monday, October 12, 2015
    9 years ago
  • Date Issued
    Tuesday, December 26, 2017
    7 years ago
  • US Classifications
    Field of Search
    • US
    • D26 24
    • D26 67
    • D26 72
    • D26 85
    • D26 93
    • D26 104
    • D26 113
    • D26 118
    • D26 121
    • D26 129
    • D11 131
    • D11 141
    • CPC
    • F21S6/00
    • F21S6/002
    • F21S8/00
    • F21S6/08
    • F21V3/00
    • F21V21/02
    • F21W2131/10
    • F21W2131/30
    • A63F7/02
    • A63H33/40
    • H01J5/02
  • International Classifications
    • 2699
    • Term of Grant
      15Years
Information
Abstract
Description


FIG. 1 is a front perspective view of an optical diffuser according to the invention.



FIG. 2 is a front elevation view of an optical diffuser according to the invention.



FIG. 3 is a top plan view of an optical diffuser according to the invention.



FIG. 4 is a bottom plan view of an optical diffuser according to the invention; and,



FIG. 5 is a front perspective view of an optical diffuser according to the invention as it may be used atop a light emitting diode (LED) light bulb base with heat sink.


Items shown in broken lines are for illustrative purposes only and form no part of the claimed invention.


Claims
  • We claim the ornamental design for an optical diffuser, as shown and described.
US Referenced Citations (36)
Number Name Date Kind
D154730 Zabel Aug 1949 S
D158033 Zabel Apr 1950 S
2987640 Paolino Jun 1961 A
D240956 Holmes Aug 1976 S
4630177 Von Kohorn et al. Dec 1986 A
D306118 Guerrero Feb 1990 S
D368670 Taylor Apr 1996 S
D461233 Whalen Aug 2002 S
D469565 Anderson Jan 2003 S
D558549 Ozaki-Owen Jan 2008 S
D613885 Lodhie Apr 2010 S
D623338 Mo Sep 2010 S
D650097 Trumble et al. Dec 2011 S
D683867 Rioux et al. Jun 2013 S
D690053 Zhang Sep 2013 S
D698982 Scatena Feb 2014 S
D702326 Dannrup Apr 2014 S
D703482 D'Amore et al. Apr 2014 S
8764247 Pattekar et al. Jul 2014 B2
D720876 Haverfield Jan 2015 S
D792016 de Bevilacqua Jul 2017 S
20070159828 Wang Jul 2007 A1
20090103293 Harbers et al. Apr 2009 A1
20090290343 Brown et al. Nov 2009 A1
20100165632 Liang Jul 2010 A1
20100314985 Premysler Dec 2010 A1
20110080096 Dudik et al. Apr 2011 A1
20110115358 Kim May 2011 A1
20110156584 Kim Jun 2011 A1
20110267801 Tong et al. Nov 2011 A1
20120044642 Rodriguez Feb 2012 A1
20120057327 Le et al. Mar 2012 A1
20120080699 Chowdhury et al. Apr 2012 A1
20120182736 Lee et al. Jul 2012 A1
20120188767 Igaki et al. Jul 2012 A1
20120230036 Yu Sep 2012 A1
Foreign Referenced Citations (4)
Number Date Country
1453107 Sep 2004 EP
WO2009071111 Jun 2009 WO
WO2011109092 Sep 2011 WO
WO2011109098 Sep 2011 WO
Divisions (1)
Number Date Country
Parent 29490179 May 2014 US
Child 29542137 US
Continuations (1)
Number Date Country
Parent 13671372 Nov 2012 US
Child 29490179 US