ClassID:

167440

G01N9/12 - CPC Classification

Classification description:

Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity by observing bodies wholly or partially immersed in fluid materials by observing the depth of immersion of the bodies, e.g. hydrometers

Sub-classes:
Recent Application in this class:
#1
20250122800
2025-04-17

SENSOR FOR QUANTIFYING PRODUCTION FLUID PERCENTAGE CONTENT

#2
20240393219
2024-11-28

DEVICE FOR MONITORING LIQUID, IN PARTICULAR FERMENTABLE LIQUID, SUCH AS WORT, IN PARTICULAR DURING THE FERMENTATION OF SAID LIQUID

#3
20240035376
2024-02-01

Sensor for quantifying production fluid percentage content

#4
20230324269
2023-10-12

Hydrometer device

#5
20220252495
2022-08-11

Apparatus and method for viscosity measurements using a portable field viscometer

#6
20200077631
2020-03-12

Measurement apparatus for measuring a specific gravity of a liquid, and saltwater aquarium salinity control system

#7
20190170722
2019-06-06

Fuel sending unit for fuel-type detection

#8
20190113380
2019-04-18

Fluid monitoring apparatus including fluid density detection system for subsea apparatus

#9
20190011345
2019-01-10

POLYMER SUBSTITUTES FOR GLASS PRODUCTS AND MATERIALS USED FOR ANALYSIS OF LIQUID SAMPLES

#10
20170097253
2017-04-06

Density compensation for electromechanical liquid level gauges

#11
20150101408
2015-04-16

Monitoring capsule configured for measuring a property of a fluid within a vessel

#12
20140260607
2014-09-18

Free floating tilt hydrometer

#13
20140157992
2014-06-12

Magnetic suspension density measuring device for use in hostile environment, and related operating method

#14
20140000349
2014-01-02

IN-LINE MEASURING DEVICES, SYSTEMS, AND METHODS

#15
20110003373
2011-01-06

Analyte treatment apparatus

#16
20100095763
2010-04-22

TEMPERATURE COMPENSATED DENSITY SENSING PROCESS AND DEVICE

#17
20090277264
2009-11-12

Assembly for measuring the specific gravity and level of a liquid

#18
20090090180
2009-04-09

Method of measuring a set cement density and settling properties

#19
20070295085
2007-12-27

Liquid Level and Density Measurement Device

#20
20060174694
2006-08-10

Egg testing apparatus and method