ClassID:

152948

F16L19/0225 - CPC Classification

Classification description:

Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts; Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member using specially adapted sealing means without sealing rings

Recent Application in this class:
#1
20250362279
2025-11-27

ELECTROCHEMICAL CORROSION-RESISTANT CONNECTOR FOR A LIQUID CHROMATOGRAPHY SYSTEM

#2
20250305603
2025-10-02

Fitting and Method of Making the Same

#3
20250067372
2025-02-27

METALLIC FLUID TUBE

#4
20240426406
2024-12-26

Fitting Adapter Configured to Maintain Environmental Integrity at a Connection Point

#5
20240255077
2024-08-01

Fitting apparatus

#6
20230029511
2023-02-02

Compression nut or fitting with removable plunger for easily dislodging stuck ferrules

#7
20220307630
2022-09-29

Threaded coupling assemblies for interconnecting fluid-carrying conduits

#8
20210348703
2021-11-11

Connection

#9
20210317914
2021-10-14

Metal to metal vee seal

#10
20210131590
2021-05-06

Coupling nut visible tightness indicator

#11
20210092879
2021-03-25

Cold plate with metal tube connection and flexible metal tube

#12
20200182209
2020-06-11

Fuel pipe

#13
20190249805
2019-08-15

Ultrahigh pressure fitting with recessed sealing surface and related technology

#14
20190113159
2019-04-18

Sealing device and medical device with at least one sealing device

#15
20190024809
2019-01-24

Seal with integrated fluid regulating device

#16
20180106402
2018-04-19

Pipe connection structure

#17
20170350357
2017-12-07

Sealing structure for gaseous fuel

#18
20170314712
2017-11-02

Tongued and grooved fluid transport subcomponents and assemblies

#19
20170211736
2017-07-27

Tube connector assembly

#20
20170167644
2017-06-15

Fittings, components, and associated tools

#21
20150273365
2015-10-01

Purification system with manifold assembly and removable filter cassette

#22
20150260317
2015-09-17

Gasket

#23
20150008669
2015-01-08

Pipe joint, air conditioner, method for producing connecting pipe, connecting pipe, and connection method

#24
20140284917
2014-09-25

Connecting device, and connector comprising such a device

#25
20140132001
2014-05-15

Screw connection device for fluid lines, in particular for motor vehicle fluid lines

#26
20140124050
2014-05-08

Pour spout adapter assembly for pumping system

#27
20140110905
2014-04-24

SEALING STRUCTURE FOR COUPLING PORTION OF FUEL PIPE AND FUEL RAIL FOR VEHICLE

#28
20140091027
2014-04-03

Purifier cassette

#29
20130341436
2013-12-26

Low shear swivel fitting

#30
20120001425
2012-01-05

Fluid Line Connecting Fitting

#31
20110255990
2011-10-20

BLADES

#32
20110204623
2011-08-25

PIPE CONNECTION ARRANGEMENT

#33
20110148104
2011-06-23

Flared cone fitting

#34
20110146367
2011-06-23

Flared Cone Fitting

#35
20110127768
2011-06-02

Tubing section coupling

#36
20110121563
2011-05-26

Pipe fastening structure

#37
20100225109
2010-09-09

Tube connector

#38
20100181393
2010-07-22

Low shear swivel fitting

#39
20100127459
2010-05-27

METAL-TO-METAL SEAL UTILIZING A FLANGED PINCH-OFF TUBE AND RELATED APPARATUS AND METHOD

#40
20100090456
2010-04-15

Interchangeable fitting system and method

#41
20080290608
2008-11-27

High-Pressure Connection and Method for Manufacturing a High-Pressure Connection

#42
20080116688
2008-05-22

Differential pitch hammerless connection with hydraulic driving mechanism

#43
20080061555
2008-03-13

Flared cone fitting

#44
20070267869
2007-11-22

Fluid coupling assembly with integral retention mechanism

#45
20070194567
2007-08-23

Brake Tube Connector

#46
20070024057
2007-02-01

Conduit assembly and method of making same

#47
20060192383
2006-08-31

Component to component sealing method

#48
20060163873
2006-07-27

Connection assembly for pipelines

#49
20060033334
2006-02-16

Luer-lock connector for medical devices

#50
20050179259
2005-08-18

Pipe joint

#51
15442011
2020-03-17

Tube connector assembly