Indian Patents
Title of Invention

DOUBLE LIFE LAMPS
Abstract This invention thus illustrate the assembly of filaments, terminals, pins in metal lamp caps and end caps in incandescent lamps, pin type thread headed lamp, and fluorescent lamps. Normally the filament decides the life of lamp. Once the filament fails the bulb is no more functional and it is dead. The filament circuits in the bulb enhance the life of the bulb since it has got 2 filaments, the other one which is standby functions when one exhausts and enhance the functional life of lamps.
Full Text

Documents:

681-che-2005-claims.pdf

681-che-2005-correspondnece-others.pdf

681-che-2005-correspondnece-po.pdf

681-che-2005-description(provisional).pdf

681-che-2005-drawings.pdf

681-che-2005-form 1.pdf

681-che-2005-form 9.pdf


« Previous Patent
Next Patent »
Patent Number 229187
Indian Patent Application Number 681/CHE/2005
PG Journal Number 12/2009
Publication Date 20-Mar-2009
Grant Date 13-Feb-2009
Date of Filing 03-Jun-2005
Name of Patentee RAMARAJ URS PRAKASH
Applicant Address NO. 204-B, 'UJWALA' 5TH 'A' CROSS, 5TH MAIN, BAHUBALINAGAR, JALAHALLI POST OFFICE, BANGALORE 560 013,
Inventors:
# Inventor's Name Inventor's Address
1 RAMARAJ URS PRAKASH NO. 204-B, 'UJWALA' 5TH 'A' CROSS, 5TH MAIN, BAHUBALINAGAR, JALAHALLI POST OFFICE, BANGALORE 560 013,
PCT International Classification Number H01J29/00
PCT International Application Number N/A
PCT International Filing date
PCT Conventions:
# PCT Application Number Date of Convention Priority Country
1 NA