OTTER CONTROLS LIMITED

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01H ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 193
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 1110

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5796327 Thermally responsive electrical switchesAug 19, 96Aug 18, 98[H01H]
5635092 Controls for electrically heated water boiling vesselsJan 21, 95Jun 03, 97[H05B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0315,028 HEATED LIQUID DISPENSERAbandonedJul 29, 13Nov 28, 13[B01F, B67D]
2011/0067,576 ELECTRICAL APPLIANCES AND COMPONENTSAbandonedMar 05, 09Mar 24, 11[A23L, B05B, B67D]
2008/0317,091 Scale Detection on Water Heating ElementsAbandonedJul 20, 06Dec 25, 08[G05D]
6043467 Thick film elementsExpiredMay 09, 97Mar 28, 00[H01L, H05B]
5852283 Electrical heating elements and controls thereforExpiredJul 03, 96Dec 22, 98[H05B, H01H, H02H]
5793020 Electrically heated water boiling vesselsExpiredJun 12, 96Aug 11, 98[A47J, F27D]
5706390 Electrically powered immersion heating elements and controls thereforExpiredJan 26, 95Jan 06, 98[H05B]
5428336 Electric switchesExpiredOct 12, 93Jun 27, 95[H01H]
4829280 Thermal control unitsExpiredJul 28, 87May 09, 89[H01H]
4752671 Electric immersion heating elements and controls thereforExpiredMay 22, 86Jun 21, 88[H05B]
4539468 Water boiling vessel immersion heater with primary and secondary thermal cut-out protectionExpiredMar 16, 83Sep 03, 85[H05B, A47J, H01H]
4532488 Electric motor protection switchesExpiredJan 23, 84Jul 30, 85[H01H]
4523173 Electric switchesExpiredSep 26, 83Jun 11, 85[H01H]
4507642 Snap-acting thermally-responsive bimetallic actuatorsExpiredJul 26, 83Mar 26, 85[H01H]
4486735 Latch for a snap-action switchExpiredJul 26, 82Dec 04, 84[H01H]
4455342 Acrylic resin dispersionsExpiredJan 05, 83Jun 19, 84[C08F]
4357520 Electric water-boiling container having switch-on dry and stream sensitive thermally responsive control unitsExpiredMar 18, 80Nov 02, 82[H05B, A47J, H01H]
4341932 Electric switchesExpiredOct 03, 80Jul 27, 82[H01H]
4208646 Thermally responsive electric switchExpiredMar 21, 78Jun 17, 80[H01H]

Top Inventors for This Owner

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