US Patent No: 5,389,254

Number of patents in Portfolio can not be more than 2000

Water treatment system

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Importance

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Abstract

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A method system for treating water in which the incoming effluent water is pre-filtered, passed through a reverse osmosis unit, post filtered to remove taste and odor and then passed to a holding tank. The holding tank is provided with a source of ultraviolet light to provide disinfection in the holding tank to eliminate bacterial growth prior to consumption of the water therein.

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Patent Owner(s)

Patent OwnerAddressTotal Patents
AMERICAN SAFEWATER TECHNOLOGY, INC.CLEARWATER, FL1

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Sherman, Lawrence C Clearwater, FL 1 10

Cited Art Landscape

Patent Info (Count) # Cites Year
 
CUNO INCORPORATED (1)
4,801,375 Water vending system 78 1987
 
EXCALIBUR FINANCIAL GROUP, INC. (1)
4,548,716 Method of producing ultrapure, pyrogen-free water 80 1984
 
JERRY J. HAMLIN IRREVOCABLE LIVING TRUST, THE (1)
5,112,477 Purified water and ice dispensing apparatus 79 1991
 
Normura Micro Science Co., Ltd. (1)
5,282,967 Method for feeding germ-free pure water 4 1992
 
Photo-Catalytics, Inc. (1)
5,118,422 Photocatalytic treatment of water 38 1990
 
SOLUTIA INC. (1)
4,787,980 Ultra pure water system monitoring 22 1986
 
Tokai Kogyo Kabushiki Kaisha (1)
4,990,311 Deodorizing apparatus and method 50 1987
 
UNIVERSITY OF ARIZONA (1)
5,302,356 Ultrapure water treatment system 57 1992
 
Other [Check patent profile for assignment information] (2)
5,147,532 Domestic grey water purifier using diverter and UV filter treater with preheater 39 1991
5,151,174 Installation for the disinfection of clarified sewage with UV apparatus built into siphons 15 1991

Patent Citation Ranking

Forward Cite Landscape

Patent Info (Count) # Cites Year
 
WILLIAM REBER, L.L.C. (2)
6,042,720 Apparatus for storing and disinfecting a fluid 23 1996
6,180,003 Portable apparatus for storing and disinfecting a fluid using ultraviolet source 11 1999
 
CALGON CARBON CORPORATION (1)
6,565,803 Method for the inactivation of cryptosporidium parvum using ultraviolet light 50 1999
 
Chiyoda Kohan Co., Ltd. (1)
6,197,203 Filtration method and filtration apparatus 5 1999
 
KINETICO INCORPORATED (1)
7,182,858 Multiple barrier filter apparatus 2 2003
 
Other [Check patent profile for assignment information] (5)
5,499,197 Intelligent and all-bearing control circuit device of reverse osmosis drinking water machine 13 1994
6,090,281 Beverage storage and dispensing container 47 1998
6,277,292 Split-flow water filtration apparatus and method 1 1999
6,312,608 Sterilizing conduit for beverage storage and dispensing 47 2000
6,709,603 Split-flow water filtration apparatus and method 1 2001