RAINBOW ACQUISTION CORP.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 2132

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
D392717 Aquarium filterJul 30, 97Mar 24, 98[2301]
5476116 Floating adjustable pool chlorinatorOct 18, 94Dec 19, 95[B01D]
5338446 Filter unit for in-line use in a pool vacuum hoseFeb 12, 93Aug 16, 94[B01D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6041453 Jet directed pool skimmer with diverter valveExpiredSep 04, 97Mar 28, 00[E04H]
D371824 Floating adjustable pool chlorinatorExpiredSep 29, 94Jul 16, 96[]
5111129 Waterproof switch and charging jack assemblyExpiredMay 07, 90May 05, 92[H01M]
4997342 Air blower with flexible housingExpiredNov 13, 89Mar 05, 91[F01D]
4962559 Submersible vacuum cleanerExpiredNov 16, 88Oct 16, 90[E04H]
4835810 Wheeled pool vacuum head with vacuum enhancing sealExpiredJan 06, 88Jun 06, 89[E04H]
4780197 Chlorination module for cartridge filter unitExpiredMay 07, 86Oct 25, 88[C02F]
4737279 Skimmer adaptor for suction-side pool cleanersExpiredMar 18, 87Apr 12, 88[E04H]
4630634 Solid chlorine dispenser for spasExpiredDec 02, 85Dec 23, 86[B01F, B01D]
D279227 Combined filter and vacuum head for cleaning underwater surfacesExpiredMay 11, 83Jun 11, 85[]
4459859 FlowmeterExpiredJul 12, 82Jul 17, 84[G01F]
4210624 Universal chlorinator moduleExpiredMay 15, 78Jul 01, 80[B01D]

Top Inventors for This Owner

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