Everpure, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 2132
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 253

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
D503772 One piece water treatment manifoldNov 05, 03Apr 05, 05[2301]
6485641 Water filter cartridge having a proportional flow feederOct 23, 00Nov 26, 02[C02F]
D456256 Lugged cap assemblyJan 05, 01Apr 30, 02[0907]
6337014 Nonsolvent, sealed septum connection for a water treatment cartridgeDec 30, 99Jan 08, 02[B01D]
6153105 Ice-maker treatment systemApr 05, 99Nov 28, 00[C02F]
5653871 Filter assembly with O-ring protectionApr 24, 96Aug 05, 97[B01D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5833849 Spout mounted water filter and extensionExpiredApr 28, 97Nov 10, 98[B01D]
RE34050 Filtering systemExpiredJun 01, 90Sep 01, 92[B01D]
RE34031 Filtering systemExpiredMar 22, 89Aug 18, 92[B01D]
4956086 Filter cartridge with a lugged concentric closure portionExpiredJun 08, 89Sep 11, 90[B01D]
4904382 Filter cartridge security for locking between operating and non-operating positionsExpiredNov 23, 87Feb 27, 90[B01D]
4857189 Filter cartridge with a lugged concentric closure portionExpiredOct 13, 88Aug 15, 89[B01D]
4770770 Water supply system using reverse osmosis unit for treatment of water supplyExpiredSep 28, 87Sep 13, 88[B01D]
4759474 Beverage dispensing system and filter cartridge thereforExpiredJun 24, 85Jul 26, 88[B01D]
4725354 Filtering systemExpiredMar 07, 86Feb 16, 88[B01D]
4654142 Filtering systemExpiredNov 18, 85Mar 31, 87[B01D]
4645601 Quick change reverse osmosis assemblyExpiredAug 31, 84Feb 24, 87[B01D]
4548227 Chemical feeder deviceExpiredSep 15, 83Oct 22, 85[B01D]
4440200 Liquid dispenser with timing circuitExpiredMay 12, 81Apr 03, 84[B65B]
4437499 Computer controlled sensor for beverage dispenserExpiredMay 11, 81Mar 20, 84[B65B]
4396512 Bacteriostatic filter mediaExpiredSep 15, 80Aug 02, 83[B01D]

Top Inventors for This Owner

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