ERIE MANUFACTURING COMPANY

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING172

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5203081 Method of assembling a water conditioner rotary valueAug 25, 92Apr 20, 93[F16K]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5256283 Water conditioner system with injector valveExpiredAug 25, 92Oct 26, 93[C02F]
5244013 Water conditioner rotary valve drive systemExpiredAug 25, 92Sep 14, 93[F16K]
5174337 Water conditioner rotary valveExpiredOct 31, 90Dec 29, 92[F16K]
4632150 Water conditioner rotary valveExpiredSep 12, 85Dec 30, 86[F16K, B01D]
D283741 Portable oxygen reservoirExpiredApr 29, 83May 06, 86[]
4552140 Emergency escape deviceExpiredApr 29, 83Nov 12, 85[A62B]
4203573 Reversible motor operated valve with spring assistExpiredOct 26, 76May 20, 80[F16K, F03G]

Top Inventors for This Owner

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