Part-I - Controller General of Patents Designs and Trademarks

(12) PATENT APPLICATION PUBLICATION (21) Application No.1590/CHENP/2012 A
(19) INDIA
(22) Date of filing of Application :21/02/2012 (43) Publication Date : 21/06/2013
(54) Title of the invention : LED LAMP
(51) International classification :F21K99/00
(31) Priority Document No :09169317.6
(32) Priority Date :03/09/2009
(33) Name of priority country :EPO
(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/IB2010/053875
:30/08/2010
:NA
:NA
(71)Name of Applicant :
1)KONINKLIJKE PHILIPS ELECTRONICS N.V.
Address of Applicant :GROENEWOUDSEWEG 1
EINDHOVEN 5621 BA NETHERLANDS
(72)Name of Inventor :
1)RADERMACHER Harald J. G.
(57) Abstract :
The invention relates to an LED lamp (1 1 1 1 1) comprising at least one light emitting diode (LED 2) arranged in a housing
(3) and an isolation monitoring device (4) configured to determine a defect of the housing (3) and disconnect said at least one
LED (2) from power in case said defect is detected to enhance the safety of the LED lamp (1 1 1 1 1) and reduce
the risk of electric shock for a user.
No. of Pages : 28 No. of Claims : 12
The Patent Office Journal 21/06/2013 13858