Part-I - Controller General of Patents Designs and Trademarks

(12) PATENT APPLICATION PUBLICATION (21) Application No.2060/CHENP/2012 A
(19) INDIA
(22) Date of filing of Application :06/03/2012 (43) Publication Date : 21/06/2013
(54) Title of the invention : MOLDED LENS INCORPORATING A WINDOW ELEMENT
(51) International classification :H01L 33/58
(31) Priority Document No :12/561342
(32) Priority Date :17/09/2009
(33) Name of priority country :U.S.A.
(86) International Application No
Filing Date
(87) International Publication No : NA
(61) Patent of Addition to Application
:NA
Number
:NA
Filing Date
(62) Divisional to Application Number
Filing Date
:PCT/IB2010/053771
:20/08/2010
:NA
:NA
(71)Name of Applicant :
1)KONINKLIJKE PHILIPS ELECTRONICS N.V.
Address of Applicant :GROENEWOUDSEWEG 1
EINDHOVEN 5621 BA NETHERLANDS
2)PHILIPS LUMILEDS LIGHTING COMPANY LLC
(72)Name of Inventor :
1)CAMRAS Michael D.
2)WANG Nanze Patrick
3)JAGT Hendrik J. B.
4)TICHA Helena
5)TICHY Ladislav
(57) Abstract :
A light emitter includes a light-emitting device (LED) die and an optical element over the LED die. The optical element includes a
lens a window element and a bond at an interface disposed between the lens and the window element. The window element may
be a wavelength converting element or an optically flat plate. The window element may be directly bonded or fused to the lens or
the window element may be bonded by one or more intermediate bonding layers to the lens. The bond between the window
element and the lens may have a refractive index similar to that of the window element the lens or both.
No. of Pages : 38 No. of Claims : 15
The Patent Office Journal 21/06/2013 13990