ClassID:

167044

G01M3/3281 - CPC Classification

Classification description:

Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators removably mounted in a test cell

Sub-classes:
Recent Application in this class:
#1
20260078330
2026-03-19

ATTACHMENT DEVICE FOR SINGLE USE CONTAINERS

#2
20260062148
2026-03-05

B-52 Electronic Warfare Pressure Test Set

#3
20250377258
2025-12-11

RAPID SEAL LEAK TEST USING HE OR CO2 GAS DETECTION

#4
20250183379
2025-06-05

METHOD FOR TESTING AIRTIGHTNESS OF BATTERY CELLS

#5
20250020535
2025-01-16

LEAK TEST USING A BLOCKING DEVICE

#6
20240393204
2024-11-28

LEAKAGE DETECTION IN SYRINGES AND SIMILAR SEAL SYSTEMS

#7
20240344009
2024-10-17

APPARATUS AND METHODS OF USE

#8
20240085266
2024-03-14

SYSTEMS AND METHODS FOR PROVIDING A VOLUMETRIC DETECTION SYSTEM

#9
20230235265
2023-07-27

Attachment device for single use containers

#10
20230079268
2023-03-16

Dispenser head and dispenser for dispensing units of a pharmaceutical drug or a food supplement or food

#11
20220260449
2022-08-18

System and method for detecting a possible loss of integrity of a flexible bag for biopharmaceutical product

#12
20220135927
2022-05-05

Attachment device for single use containers

#13
20220113218
2022-04-14

Method for leak testing and reference leak device for leak testing

#14
20220090980
2022-03-24

System and method for detecting a possible loss of integrity of a flexible bag for biopharmaceutical product

#15
20210198800
2021-07-01

LEAK CHECKING METHOD, LEAK CHECKING APPARATUS, ELECTROPLATING METHOD, AND ELECTROPLATING APPARATUS

#16
20210123829
2021-04-29

System sealing test device for insulating two mediums in a sealed manner

#17
20210088406
2021-03-25

Vacuum decay leak detection with correction for interferences

#18
20210048367
2021-02-18

Method for leak testing using a film chamber with ventilated measuring volume

#19
20200308527
2020-10-01

Attachment device for single use containers

#20
20200271541
2020-08-27

Device and method for container closure integrity testing

#21
20200217743
2020-07-09

METHOD OF TESTING THE SEAL OF TRANSPORTABLE CONTAINERS, SUCH AS SUITCASES, TRUNKS, CASES AND THE LIKE

#22
20200010972
2020-01-09

Leak checking method, leak checking apparatus, electroplating method, and electroplating apparatus

#23
20200003831
2020-01-02

Method for testing the hermetic seal of a package

#24
20190376872
2019-12-12

Film chamber having double film

#25
20190339157
2019-11-07

Dynamic vacuum decay leak detection method and apparatus

#26
20190285508
2019-09-19

Method for forming and/or testing a bag in the interior space of a container

#27
20190285507
2019-09-19

Method for leak testing and reference leak device for leak testing

#28
20190249325
2019-08-15

Plating method and plating apparatus

#29
20190178748
2019-06-13

Apparatus and method for detecting leakage in hydrogen tank of hydrogen fuel cell vehicle

#30
20190023432
2019-01-24

Flow wrapper with leakage-control of the resulting packages

#31
20180348083
2018-12-06

DRA leak detection and recovery system

#32
20180328810
2018-11-15

Leak detection with oxygen

#33
20180259419
2018-09-13

Large volume test apparatuses and methods for detection of small defects

#34
20180188132
2018-07-05

Method and device for testing air tightness

#35
20180188130
2018-07-05

Method and apparatus for an integrity test of a flexible container with inspection fluid

#36
20180149553
2018-05-31

Differential pressure measurement with film chamber

#37
20180135198
2018-05-17

Leak checking method, leak checking apparatus, electroplating method, and electroplating apparatus

#38
20180120195
2018-05-03

Apparatus for testing waterproofness of half-finished product

#39
20180095000
2018-04-05

System and method for determining the integrity of containers by optical measurement

#40
20170343448
2017-11-30

Method for testing a seal of a sealed bearing cavity

#41
20170292894
2017-10-12

Device and method for calibrating a film chamber for leak detection

#42
20170292891
2017-10-12

Film chamber with retaining profile

#43
20170268957
2017-09-21

Leak-tightness test with carrier gas in foil chamber

#44
20170254720
2017-09-07

Film chamber with measuring volume for gross leak detection

#45
20170108401
2017-04-20

Gas density increase measurement in a film chamber

#46
20170097275
2017-04-06

Evacuable flexible leakage test chamber

#47
20170059444
2017-03-02

Large volume test apparatuses and methods for detection of small defects

#48
20170045411
2017-02-16

System for testing an article wrapped with an overwrap and associated method

#49
20160258835
2016-09-08

Can growth/buckling tester

#50
20160209294
2016-07-21

Tightness test during the evacuation of a film chamber

#51
20160097271
2016-04-07

Modular pressure testing unit

#52
20160054194
2016-02-25

Method of inline inspecting and/or testing devices and apparatus to perform such method

#53
20150241298
2015-08-27

Film chamber and method for leak detection on a non-rigid specimen

#54
20140366658
2014-12-18

Method and device for inspecting continuously fed objects

#55
20140326051
2014-11-06

Method for detecting a leak on a non-rigid test specimen

#56
20140290344
2014-10-02

Method and apparatus for checking syringe bodies

#57
20130318917
2013-12-05

Method and arrangement for leak detection

#58
20130199274
2013-08-08

Leakage inspection apparatus and leakage inspection method

#59
20130074584
2013-03-28

Flexible leak test apparatus and method

#60
20120307044
2012-12-06

LEAK DETECTION APPARATUS FOR BLISTER PACKS

#61
20110174060
2011-07-21

At rest vacuum state for vacuum decay leak testing method and system

#62
20110126613
2011-06-02

WATERPROOF ELECTRONIC DEVICE WITH TEST STRUCTURE AND WATER-LEAK TEST FIXTURE AND METHOD THEREOF

#63
20100316818
2010-12-16

METHOD FOR STERILIZING A FILM CONTAINER

#64
20100251805
2010-10-07

Method for leak testing and leak testing apparatus

#65
20090025457
2009-01-29

METHOD FOR LEAK TESTING AND LEAK TESTING APPARTUS

#66
20090000355
2009-01-01

Device for measuring the permeation of a hollow body such as a container

#67
20080276693
2008-11-13

METHOD FOR LEAK TESTING AND LEAK TESTING APPARATUS

#68
20080163704
2008-07-10

DUSTPROOF AND WATERPROOF PERFORMANCE DETECTION DEVICE

#69
20080160619
2008-07-03

METHOD OF DETECTING OXYGEN LEAKAGE

#70
20080016951
2008-01-24

Method for leak testing and leak testing apparatus

#71
20070234782
2007-10-11

Tightness test for MEMS or for small encapsulated components

#72
20070157457
2007-07-12

Assembly Method and Machinery for Waterproof Testing of Electronic Devices

#73
20070084270
2007-04-19

MEMS sensor package leak test

#74
20060179922
2006-08-17

System and method for leak detection

#75
20060112759
2006-06-01

Method for testing containers, use of the method, and a testing device

#76
20060081036
2006-04-20

Method for leak testing and leak testing apparatus

#77
20060042359
2006-03-02

Scan testable filter housing assembly for exhaust applications

#78
20050115306
2005-06-02

Method for testing containers, use of the method, and a testing device

#79
20050115305
2005-06-02

Leak detection method and devices

#80
20050044960
2005-03-03

Method and apparatus for testing surface characteristics of a material

#81
20050039519
2005-02-24

Method for leak testing and leak testing apparatus

#82
17965772
2023-07-04

Boss structure sealing experiment device and system for IV type hydrogen storage cylinder, and test method