ClassID:

248787

Y10T137/4463 - CPC Classification

Classification description:

Fluid handling; With liquid valves or liquid trap seals Liquid seal in liquid flow line; flow liquid forms seal

Sub-classes:
Recent Application in this class:
#1
20200049263
2020-02-13

Control valve

#2
20180009070
2018-01-11

Heat exchanger having an interference rib

#3
20170320175
2017-11-09

Furnace vent termination

#4
20170254563
2017-09-07

Condensate trap for heating-cooling systems

#5
20170080532
2017-03-23

Alternative-fuel gas orifice having principal-fuel gas orifice temperature profile and a heating, ventilation and air conditioning system incorporating the same

#6
20160305689
2016-10-20

Furnace header box having blocked condensation protection, a furnace including the header box and a blocked condensation protection system

#7
20160040921
2016-02-11

Condensate trap for heating-cooling systems

#8
20110177465
2011-07-21

Alternative-fuel gas orifice having principal-fuel gas orifice temperature profile and a heating, ventilation and air conditioning system incorporating the same

#9
20110174890
2011-07-21

Furnace vent termination

#10
20110174471
2011-07-21

Header box for a furnace, a furnace including the header box and a method of constructing a furnace

#11
20110174461
2011-07-21

Furnace header box having blocked condensation protection, a furnace including the header box and a blocked condensation protection system

#12
20110174302
2011-07-21

Heat exchanger expanded overlap joint

#13
20110174300
2011-07-21

Self-locating nitrogen oxide reduction baffle for furnace and gas furnace incorporating the same

#14
20110174299
2011-07-21

Heat exchanger having an interference rib

#15
20110174290
2011-07-21

Heat exchanger with fastener

#16
20110174289
2011-07-21

Condensate trap for heating-cooling systems

#17
20110174202
2011-07-21

Condensation management system, a furnace including the same and a condensation collection box

#18
20110174007
2011-07-21

Suspension bracket

#19
20100230333
2010-09-16

Anti-siphon trap with snorkel

#20
20100024892
2010-02-04

Flow trap with compartment separator and baffle for use in a water-free urinal

#21
20090056346
2009-03-05

Conduit trap and condensation recovery device

#22
20050268396
2005-12-08

Multi-purpose drain

#23
20050247342
2005-11-10

Diverter, liquid-level indicator and chemical pre-treatment and post-treatment implementations useful in waterless urinals

#24
20050229971
2005-10-20

Flow trap with compartment separator and baffle for use in a waterless urinal