ClassID:

153241

F16L37/565 - CPC Classification

Classification description:

Couplings of the quick-acting type for double-walled or multi-channel pipes or pipe assemblies Concentric pipes

Recent Application in this class:
#1
20240217465
2024-07-04

COMBINED AIR FITTING

#2
20240167605
2024-05-23

CONNECTION ARRANGEMENT

#3
20240052960
2024-02-15

Nipple with relief valve

#4
20230023439
2023-01-26

Bayonet for LH2 offloading

#5
20220047901
2022-02-17

Magnetic quick connect

#6
20220047860
2022-02-17

Flexible double lumen tube and a tube coupling system for same

#7
20210364105
2021-11-25

Seal on the interstice of double-walled fiberglass pipe

#8
20210008362
2021-01-14

Flexible double lumen tube and a tube coupling system for same

#9
20180340697
2018-11-29

Connection assembly

#10
20180193677
2018-07-12

Gas delivery system

#11
20170350548
2017-12-07

Coaxial fluid connector

#12
20170074524
2017-03-16

Connection assembly

#13
20170059074
2017-03-02

PIPE-IN-PIPE QUICK CONNECTION STRUCTURE

#14
20170043354
2017-02-16

Connection assembly

#15
20160281896
2016-09-29

Double wall tube fitting with an integrated diagnostic port

#16
20160076687
2016-03-17

Device and method for securing a drain tile

#17
20150267850
2015-09-24

Coaxial high-pressure coupling with overpressure relief

#18
20150233511
2015-08-20

Quick coupling for connecting during fluid flow in a hydraulic circuit

#19
20140035272
2014-02-06

Connection device

#20
20130277959
2013-10-24

Connector

#21
20130270815
2013-10-17

FLUID CONDUIT SYSTEMS AND APPARATUS

#22
20130049355
2013-02-28

Apparatus for connecting double jacketed pipes (two-part pipe coupling part)

#23
20120234415
2012-09-20

Coaxial quick coupling

#24
20120217739
2012-08-30

APPARATUS FOR CONNECTING DOUBLE JACKETED PIPES

#25
20120138044
2012-06-07

GAS VENT PIPE AND LOCKING SYSTEM

#26
20110241333
2011-10-06

Line connector and line set for fluid media

#27
20070289645
2007-12-20

Coaxial coupling

#28
20070241560
2007-10-18

Coaxial quick connector

#29
20070102050
2007-05-10

Coaxial quick disconnect coupling

#30
20050247352
2005-11-10

Connector, fluid supply apparatus, movable body, fluid supply system, and connector connection method and connector separation method

#31
20050155209
2005-07-21

Positive pipe interlock