G01F23/44 - CPC Classification Index

ClassID:

165358 ⎘

G01F23/44 - CPC Classification

Classification description:

Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats using bands or wires as transmission elements using electrically actuated indicating means

Sub-classes:

G01F23/443 » {using electromechanically actuated indicating means} 9
G01F23/446 » {using opto-electrically actuated indicating means} 6

Recent Application in this class:

20250198826

2025-06-19

LEVEL SENSOR

20250067591

2025-02-27

Method and Device for Detecting an Impairment of a Lever Sensor

20230304844

2023-09-28

Tank fill control apparatus and method

20230132194

2023-04-27

Switching device and a liquid level detection apparatus employing the switching device

20210207988

2021-07-08

Tank fill control apparatus and method

20190271580

2019-09-05

Tank fill control apparatus and method

20180195891

2018-07-12

Liquid level meter

20180171843

2018-06-21

Method and a system for evaluating an effective component content of a reducing agent

20170307432

2017-10-26

Fluid level monitor

#10

20140319931

2014-10-30

Fluid reservoir level detection system

#11

20130269432

2013-10-17

Electromechanical Fill-Level Measuring Device

#12

20120060601

2012-03-15

Tethered float liquid level sensor

#13

20110277546

2011-11-17

TANK FULLNESS MONITORING SYSTEM

#14

20070103322

2007-05-10

Stored material detecting switch

#15

20070058956

2007-03-15

Vapor-emitting device with an active end of use indicator

#16

20070058955

2007-03-15

VAPOR-EMITTING DEVICE WITH A SOLAR-POWERED, ACTIVE END OF USE INDICATOR

#17

20060272203

2006-12-07

Adjustable float tree

#18

20050210963

2005-09-29

Fluid monitoring and sampling apparatus

#19

13483528

2016-12-06

Liquid level transmitter utilizing low cost, capacitive, absolute encoders