F23J2900/13005 - CPC Classification Index

ClassID:

156885 ⎘

F23J2900/13005 - CPC Classification

Classification description:

Special arrangements for conducting or purifying combustion fumes; Treatment of fumes or ashes Protections for chimneys or flue tops against external factors, e.g. birds

Recent Application in this class:

20170130960

2017-05-11

Exhaust adapter, exhaust structure for water heater, and method for installing exhaust adapter

20150308323

2015-10-29

Exhaust structure for combustion apparatus and construction method thereof

20150056903

2015-02-26

Exhaust adapter, exhaust structure for water heater, and method for installing exhaust adapter

20140194053

2014-07-10

Vertical vent stack cap

20140034046

2014-02-06

Low profile vent terminal with variable exhaust angle

20110151760

2011-06-23

EXHAUST STACK WITH BAFFLES

20100200792

2010-08-12

RAIN HAT DEVICE FOR HEAVY CONSTRUCTION EQUIPMENT

20090199845

2009-08-13

Folding Flue

20070101689

2007-05-10

Vent protector device for exhaust vents of buildings

#10

20070009842

2007-01-11

Direct sidewall vent system

#11

20060246833

2006-11-02

Chimney cap apparatus and method

#12

20060243268

2006-11-02

Direct vent cap

#13

20060211357

2006-09-21

Knock down universal chimney cap

#14

20060211356

2006-09-21

Vent pipe cover

#15

20050229923

2005-10-20

Liner adaptor for chimney

#16

20050197055

2005-09-08

Chimney cap

#17

20050048895

2005-03-03

Universal chimney cap