ACORN ENGINEERING COMPANY

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
2302 SANITARY APPLIANCES1224
 
  
 
3100 MACHINES AND APPLIANCES FOR PREPARING FOOD OR DRINK, NOT ELSEWHERE SPECIFIED417
 
  
 
A47K SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR 324
 
  
 
G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES 381
 
  
 
B01D SEPARATION 2132
 
  
 
F04F PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED 212
 
  
 
1105 FLAGS, FESTIVE DECORATIONS29
 
  
 
2301 FLUID DISTRIBUTION EQUIPMENT248
 
  
 
A47F SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS, OR THE LIKE; PAYING COUNTERS131
 
  
 
A61H PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY 135

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9898017 Thermostatic mixing valveJul 23, 13Feb 20, 18[G05D]
9879658 Thermostatic valve with anti-failure provisionsJul 23, 13Jan 30, 18[F16K, A61H, G05D, E03B, F03G]
D809112 BasinJun 29, 16Jan 30, 18[2302]
D799303 Grab barMay 11, 16Oct 10, 17[0806]
D783208 Fire extinguisher cabinetFeb 10, 15Apr 04, 17[2902]
D772604 Recessed fire extinguisher cabinetFeb 10, 15Nov 29, 16[0604]
9301658 Adjustable clothes hookMay 27, 15Apr 05, 16[A47K, A47F]
D745120 BasinMay 05, 15Dec 08, 15[2302]
D744620 SinkJan 23, 15Dec 01, 15[2302]
D744074 BasinJan 23, 15Nov 24, 15[2302]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2005/0102,747 Sealed toiletAbandonedNov 17, 03May 19, 05[A47K, E03C]
6694093 Antifreeze system for instant water heatersExpiredJan 25, 02Feb 17, 04[F24H]
6687922 Stainless steel toilet resistant to corrosion by sea waterExpiredOct 21, 02Feb 10, 04[E03D]
6158060 Toilet seat cover assemblyExpiredSep 13, 99Dec 12, 00[E03D]
5067181 Blow out toilet with low water volume usageExpiredMar 13, 90Nov 26, 91[E03D]
4698860 Sprayhead with built-in soap system for multi person washfountainsExpiredOct 20, 86Oct 13, 87[A47K]
4682533 Vandal resistant and tamper proof pneumatic push button assembly for moving a volume of fluidExpiredJan 28, 86Jul 28, 87[F01B, F16J]
4659059 Sealed dashpot mechanism for delayed closing plumbing valvesExpiredJan 27, 86Apr 21, 87[F16K]
4630638 Rotating cap, screen and mounting means for protecting air metering valveExpiredJan 28, 86Dec 23, 86[F16K]
4630644 Dual operated metering valve connected to both a hand operated push button and a foot operated push buttonExpiredJan 27, 86Dec 23, 86[F16K]
4580300 Combined wall construction form and plumbing fixture mounting device for fire rated wall constructionExpiredSep 22, 82Apr 08, 86[E03D]
4571901 Vandal-resistant security view portExpiredMar 16, 84Feb 25, 86[E04H]
4512241 Plenum/vacuum chamber with duct connection for installation in cabinet of fixture to control air supply or returnExpiredJan 05, 83Apr 23, 85[F24F]
4505189 Vandal-resistant and tamper-proof plenum or vacuum chamber security air flow adjustment deviceExpiredJan 05, 83Mar 19, 85[F24F]
4492430 Security mirror replaceable from pipe chaseExpiredJan 05, 83Jan 08, 85[G02B, E04B, A47G]
4480163 Vandal-resistant push button electrical switch assemblyExpiredJan 05, 83Oct 30, 84[H01H]
4462123 Fabricated floor drain with large stepped flange for elastomeric trowelled coveringExpiredSep 29, 82Jul 31, 84[E03C]
4453202 Vandal-resistant light fixtureExpiredJan 05, 83Jun 05, 84[F21V]
4434516 Wall sleeve and installation jig for multiple adjacent fixture mountingExpiredJan 05, 83Mar 06, 84[A47K, E03D]
4423527 Fabricated floor drain with combination anchoring and seepage control flangeExpiredSep 29, 82Jan 03, 84[E03C]

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