RESEARCH PRODUCTS CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 10124
 
  
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 636
 
  
 
F24F AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING 342
 
  
 
A47B TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE 250
 
  
 
F25D REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT COVERED BY ANY OTHER SUBCLASS 244
 
  
 
G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES 282
 
  
 
A47G HOUSEHOLD OR TABLE EQUIPMENT 126
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM1156
 
  
 
F16F SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION158
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING172

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0320,000 COLLAPSIBLE EXTENDED SURFACE FILTER AND AIR CLEANER SYSTEM USING COLLAPSIBLE EXTENDED SURFACE FILTERJul 25, 17Nov 09, 17[B01D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9874366 System and method for adjusting fractional on-time and cycle time to compensate for weather extremes and meet ventilation requirementsJul 29, 15Jan 23, 18[G05B, F24F]
8945267 Collapsible extended surface filter and air cleaner system using collapsible extended surface filterMay 06, 14Feb 03, 15[B01D]
8623109 Collapsible extended surface filter and air cleaner system using collapsible extended surface filterDec 03, 12Jan 07, 14[B01D]
8596078 System and methods for actively controlling an HVAC system based on air cleaning requirementsMar 12, 12Dec 03, 13[G05D, F25D]
8414674 Collapsible extended surface filter and air cleaner system using collapsible extended surface filterJan 11, 12Apr 09, 13[B01D]
8157881 Collapsible extended surface filter and air cleaner system using collapsible extended surface filterDec 31, 08Apr 17, 12[B01D]
8146376 System and methods for actively controlling an HVAC system based on air cleaning requirementsJan 14, 09Apr 03, 12[F25D, F24F]
7574871 Systems and methods for whole-house dehumidification based on dew point measurementsOct 27, 04Aug 18, 09[F25B, G05D, F25D, B01F, F24F]
6572085 Humidifier with reversible housing and distribution tray overflowMay 15, 01Jun 03, 03[B01F]
6394427 Drainless humidifier with water level sensingSep 13, 00May 28, 02[B01F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0144,115 COLLAPSIBLE EXTENDED SURFACE FILTER AND AIR CLEANER SYSTEM USING COLLAPSIBLE EXTENDED SURFACE FILTERAbandonedDec 03, 13May 29, 14[B01D]
2013/0190,932 SYSTEM AND METHOD FOR OPERATION OF AN HVAC SYSTEM TO ADJUST AMBIENT AIR TEMPERATUREAbandonedJan 20, 12Jul 25, 13[G05D]
2013/0186,613 HVAC AIR TEMPERATURE SAFETY SYSTEMAbandonedJan 18, 13Jul 25, 13[F28F]
6543282 Air flow detection apparatusExpiredApr 25, 01Apr 08, 03[G01F]
2002/0152,890 Electrically enhanced air filter with coated ground electrodeAbandonedApr 24, 01Oct 24, 02[B03C]
6367782 Water distributorExpiredSep 12, 00Apr 09, 02[B01F]
6021955 Method and apparatus for controlling the speed of a damper bladeExpiredJul 01, 98Feb 08, 00[F16K]
5207020 Biodegradable slit and expanded erosion control coverExpiredOct 04, 91May 04, 93[A01G, E02D]
D328342 HumidifierExpiredMay 20, 91Jul 28, 92[]
D322122 Humidifier casingExpiredMar 20, 89Dec 03, 91[]
D306088 Wall outlet box for a central vacuum cleaning systemExpiredJun 05, 86Feb 13, 90[]
4706808 Humidistat with improved mountingExpiredOct 23, 86Nov 17, 87[B65D]
4701196 Air filter assemblyExpiredSep 15, 86Oct 20, 87[B01D]
4693048 Media support module for paint spray booths and the likeExpiredSep 15, 86Sep 15, 87[E04C, B01D]
4688596 Wall outlet box for central vacuum cleaning systemExpiredJun 05, 86Aug 25, 87[F16L]
4559789 Variable cycle moisturizing control circuit for a gas-liquid contact padExpiredMar 15, 84Dec 24, 85[F28D, G05D]
4349012 Solar heating controlExpiredJan 11, 80Sep 14, 82[F24J]
4347197 Water distributorExpiredMay 12, 80Aug 31, 82[B01F]
4338266 Device for conditioning air with improved gas-liquid contact padExpiredApr 08, 81Jul 06, 82[B01F]
4286751 Humidifier controlExpiredMar 19, 79Sep 01, 81[B01F, H02H]

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