ClassID:

143973

F04D9/006 - CPC Classification

Classification description:

Priming; Preventing vapour lock; Priming of not self-priming pumps by venting gas or using gas valves

Recent Application in this class:
#1
20230250823
2023-08-10

Pump

#2
20230011520
2023-01-12

Priming System for Infusion Devices

#3
20220325716
2022-10-13

Quick startup device for centrifugal pump

#4
20210146039
2021-05-20

Priming system for infusion devices

#5
20200309075
2020-10-01

Fuel pump with vapor purge valve assembly

#6
20200308940
2020-10-01

Self-orienting gas evading intake for submersible pumps

#7
20200088213
2020-03-19

Pressure-controlling device, and pressure-using apparatus

#8
20190186494
2019-06-20

Turbo pump vent assembly and method

#9
20180073509
2018-03-15

Centrifugal pump assembly

#10
20170284551
2017-10-05

Water pump with check valve

#11
20170218959
2017-08-03

Barrel-Type Pump with Venting Device and Associated Method

#12
20160131140
2016-05-12

Pump priming assemblies

#13
20150136246
2015-05-21

Flood water removal system

#14
20130336763
2013-12-19

Technique for preventing air lock through stuttered starting and air release slit for pumps

#15
20130058757
2013-03-07

Priming valve system for pre-priming centrifugal pump intakes

#16
20120009074
2012-01-12

Water-conducting household appliance, particularly a dishwasher

#17
20110142687
2011-06-16

Flood water removal system

#18
20110027072
2011-02-03

Bypass system for purging air from a submersible pump

#19
20100226794
2010-09-09

Self-ventilating centrifugal pump

#20
20100143106
2010-06-10

Fluid pump

#21
20090120508
2009-05-14

Air release valve

#22
20080219858
2008-09-11

Washer fluid pump for a window cleaning system of a motor vehicle

#23
20080159889
2008-07-03

FLOOD WATER REMOVAL SYSTEM

#24
20080089777
2008-04-17

Self-priming adapter apparatus and method

#25
20070269320
2007-11-22

Fuel Pump

#26
20060280631
2006-12-14

Centrifugal pump

#27
20060266525
2006-11-30

Bypass system for purging air from a submersible pump

#28
20060084836
2006-04-20

Gas removal from a centrifugal pump

#29
20060029515
2006-02-09

Micro-processor controlled active gas removal apparatus