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Class Information
Number: D23/386
Name: Environmental heating and cooling; fluid handling and sanitary equipment > Heating or cooling > Element or attachment, not elsewhere specified

Sub-classes under this class:

Class Number Class Name Patents
D23/420 Ash pan or sifter 14
D23/415 Burner or heater coil 40
D23/410 Coal scuttle or wood holder 59
D23/411 Fan element 1,091
D23/422 Fire brick 11
D23/403 Fireplace element not elsewhere specified 101
D23/387 Flow director (29) 63
D23/397 Grate 6
D23/395 Radiator cover or cabinet 22
D23/396 Stoker 6
D23/421 Valve or control 4

Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
D700695 Cover for a breather pipe Mar. 4, 2014
D699833 Fireplace sound generation device Feb. 18, 2014
D695385 HVAC cover Dec. 10, 2013
D689184 Plug for use at an end of a tube Sep. 3, 2013
D687139 Grease containment apparatus Jul. 30, 2013
D674889 Gutter for grease containment apparatus Jan. 22, 2013
D674890 Corner assembly for grease containment apparatus Jan. 22, 2013
D673255 Blower assembly Dec. 25, 2012
D665491 Deposition chamber cover ring Aug. 14, 2012
D665071 Deposition chamber liner Aug. 7, 2012
D664637 Indicator for a damper inside the duct work for an HVAC system Jul. 31, 2012
D663398 Adjustable modular misting assembly Jul. 10, 2012
D663019 Shroud component for a temperature control system Jul. 3, 2012
D663020 Mounting component for a temperature control system Jul. 3, 2012
D656601 Blower cabinet Mar. 27, 2012
D653745 Drain pan for mounted water equipment Feb. 7, 2012
D652501 Blower assembly Jan. 17, 2012
D640783 Corner sump for grease containment system Jun. 28, 2011
D640782 Multi-sump grease containment apparatus Jun. 28, 2011
D637277 Carbon dioxide transfer connection holder May. 3, 2011
D636864 Grate bar Apr. 26, 2011
D634413 Air conditioner unit screening device Mar. 15, 2011
D629882 Vent protecting apparatus Dec. 28, 2010
D626208 Cartridge filter gasket Oct. 26, 2010
D625404 Non-curved rim of fan Oct. 12, 2010
D620584 Air gap cover Jul. 27, 2010
D615642 Plug for use at an end of a tube May. 11, 2010
D615182 Plug for the end of a tube May. 4, 2010
D614281 Ionizer unit and frame Apr. 20, 2010
D602146 Window Oct. 13, 2009
D602147 Rooftop vent clasp Oct. 13, 2009
D601688 Plug for the interior of a tube Oct. 6, 2009
D598534 Cap/covering for filters Aug. 18, 2009
D597652 Cover plate for cooler Aug. 4, 2009
D594963 Shroud for cooling tower fan motor Jun. 23, 2009
D591843 Sand louver May. 5, 2009
D590490 Ceiling drip pan Apr. 14, 2009
D586453 Heat proof guard rail for industrial furnaces Feb. 10, 2009
D579101 Heat exchanger Oct. 21, 2008
D577114 Heat proof guard rail for industrial furnaces Sep. 16, 2008
D570988 Heat exchanger Jun. 10, 2008
D570467 Air blower for air-shower Jun. 3, 2008
D569491 Interconnecting muffle May. 20, 2008
D566824 Plate fin for a heat exchanger Apr. 15, 2008
D566825 Rooftop vent clasp Apr. 15, 2008
D562963 Pan with integrated supports Feb. 26, 2008
D562122 Corner top clip Feb. 19, 2008
D560275 Air cleaner housing Jan. 22, 2008
D560276 Heat exchanger Jan. 22, 2008
D557788 Air-flow transducer with flow resistor and pressure-compensating element Dec. 18, 2007

1 2 3 4 5 6

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