Title of Invention	GRAVITY FED WATER PURIFICATION SYSTEM
Abstract	The invention provides for a gravity fed water purification system comprising a filtration unit adapted to separate particulate and soluble material from the input water,which is in fluid communication with - a chemical dispensing unit such that flow rate of water exiting the filtration unit is controlled by - a flow control means before the water encounters a biocide dispensed by the chemical dispensing unit,the water thereafter being retained in - a retention chamber for a predetermined period of time before exiting the water purification system through - a scavenger means adapted to separate the dispensed biocide from the exit water.

Title of Invention

GRAVITY FED WATER PURIFICATION SYSTEM

Abstract

The invention provides for a gravity fed water purification system comprising a filtration unit adapted to separate particulate and soluble material from the input water,which is in fluid communication with - a chemical dispensing unit such that flow rate of water exiting the filtration unit is controlled by - a flow control means before the water encounters a biocide dispensed by the chemical dispensing unit,the water thereafter being retained in - a retention chamber for a predetermined period of time before exiting the water purification system through - a scavenger means adapted to separate the dispensed biocide from the exit water.

Full Text	N/A

Documents:

337-mum-2004-cancelled pages(25-08-2008).pdf

337-mum-2004-claims(granted)-(25-08-2008).doc

337-mum-2004-claims(granted)-(25-08-2008).pdf

337-mum-2004-correspondence 1(24-03-2006).pdf

337-mum-2004-correspondence 2(17-06-2008).pdf

337-MUM-2004-CORRESPONDENCE(8-2-2012).pdf

337-mum-2004-correspondence(ipo)-(19-11-2008).pdf

337-mum-2004-drawing(25-08-2008).pdf

337-mum-2004-form 1(09-03-2004).pdf

337-mum-2004-form 13(03-10-2007).pdf

337-mum-2004-form 18(24-03-2006).pdf

337-mum-2004-form 2(granted)-(25-08-2008).doc

337-mum-2004-form 2(granted)-(25-08-2008).pdf

337-mum-2004-form 3(15-03-2005).pdf

337-mum-2004-form 5(15-03-2005).pdf

337-mum-2004-form-pct-isa-210(25-08-2008).pdf

337-mum-2004-power of attorney(14-11-2007).pdf

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Patent Number

225623

Indian Patent Application Number

337/MUM/2004

PG Journal Number

07/2009

Publication Date

13-Feb-2009

Grant Date

19-Nov-2008

Date of Filing

19-Mar-2004

Name of Patentee

HINDUSTAN UNILEVER LIMITED

Applicant Address

HINDUSTAN LEVER HOUSE , 165/166 BACKBAY RECLAMATION, MUMBAI-400 020 MAHARASHTRA,INDIA.

Inventors:

#	Inventor's Name	Inventor's Address
1	MUKHERJEE NIKHILESHWAR	A-2,BEACH HOUSE PARK, GANDHIGRAM ROAD, JUHU,MUMBAI-400 049,
2	RAVIKUMAR DHULIPALA	51,PEARL PALACE, 206,S.V.ROAD, SANTACRUZ (W), MUMBAI-400 054, MAHARASHTRA,INDIA.
3	MISTRY MAHENDRAKUMAR MAGANLAL	B-207,ROYAL PALACE, SHRIPAL COMPLEX, AGASHI ROAD, VIRAR (W), THANE DIST.-401 303, MAHARASHTRA,INDIA.
4	VADHYAR JAYASHREE ANANTHARAM	205,EKTA APARTMENT, GARDEN VIEW CO-OP,HOUSING SOCIETY, NEAR CHATTRAPATI SHIVAJI UDYAN, NEHRU ROAD,DOMBIVLI (E), THANE DIST-421 201, MAHARASHTRA,INDIA.
5	DAVE PARTHIV RIPUDAMAN	70,SHYAM BHUVAN, 4TH FLOOR, DR AMBEDKAR ROAD, PAREL NAKA, MUMBAI-400 012, MAHARASHTRA,INDIA.
6	CHATTERJEE JAIDEEP	4C,ANUSANDHAN, HLRC COMPLEX, CHAKALA, ANDHERI (E), MUMBAI-400 099, MAHARASHTRA,INDIA.

PCT International Classification Number

C02F1/00 C02F9/00

PCT International Application Number

N/A

PCT International Filing date

PCT Conventions:

#	PCT Application Number	Date of Convention	Priority Country
1			NA