ClassID:

153393

F16L55/1157 - CPC Classification

Classification description:

Devices or appurtenances for use in, or in connection with, pipes or pipe systems; Means for stopping flow from or in pipes or hoses; Caps using hooks, pawls, or other movable or insertable locking members

Recent Application in this class:
#1
20260126145
2026-05-07

PIPE FITTING FOR A FLUID COLLECTION WORKSTATION

#2
20260126142
2026-05-07

DEVICE AND METHOD FOR ASSEMBLING COMPONENTS OF A PLUMBING FITTING

#3
20260009216
2026-01-08

SEWER CLEANOUT CAP

#4
20260002619
2026-01-01

TUBULAR CONNECTOR

#5
20240401732
2024-12-05

TUBULAR CONNECTOR

#6
20240392543
2024-11-28

HYDRANT NOZZLE CAP ADAPTER

#7
20240253894
2024-08-01

WATER PORT CLOSURE ASSEMBLY

#8
20240209974
2024-06-27

PIPE CAP

#9
20240151341
2024-05-09

PIPE RESTRAINT SYSTEMS

#10
20240125072
2024-04-18

SYSTEM AND METHOD FOR SUCTION ANCHOR DEPLOYMENT WITH SOLID LID

#11
20230323994
2023-10-12

Water port closure assembly

#12
20230296199
2023-09-21

Hose Bib Lock With Keyless Removal Function

#13
20230288012
2023-09-14

PIPE REINFORCEMENT CAP FOR SEAT BELT

#14
20230288001
2023-09-14

DEVICE AND METHOD FOR ASSEMBLING COMPONENTS OF A PLUMBING FITTING

#15
20230265949
2023-08-24

Arrangements for blanking a coupling member

#16
20230250907
2023-08-10

PLUMBING FITTING

#17
20230243450
2023-08-03

PLUMBING FITTING

#18
20230151916
2023-05-18

Tubular connector

#19
20230092513
2023-03-23

Hydrant nozzle cap adapter

#20
20230077622
2023-03-16

QUICK DISCONNECT ADAPTER

#21
20220349510
2022-11-03

Universal caps for the low and high side refrigerant service ports of an air conditioning system

#22
20220341529
2022-10-27

Coupler cap and quick coupler having the same

#23
20220241911
2022-08-04

FIXTURES FOR PIPE INSTALLATION, SEALING AND SECURITY

#24
20210355661
2021-11-18

Hydrant nozzle cap adapter

#25
20210293366
2021-09-23

CAP WITH LOCK RING TO SEAL SERVICE PORT WITH SPRING BIASED VALVE

#26
20210270403
2021-09-02

END CAP

#27
20210190612
2021-06-24

SEALING DEVICE

#28
20210172553
2021-06-10

Tubular connector

#29
20200378207
2020-12-03

Sealing profile protector

#30
20200139495
2020-05-07

Fixtures for pipe installation, sealing and security

#31
20200032940
2020-01-30

Safety system for cam lock couplings

#32
20200011469
2020-01-09

Device for preventing refrigerant leaks in air conditioning system service ports

#33
20190249775
2019-08-15

Device for closed systems for equalizing pressure surges

#34
20190195412
2019-06-27

Device for preventing refrigerant leaks in air conditioning system service ports

#35
20180306364
2018-10-25

Waterproof quick coupler

#36
20180306356
2018-10-25

WELDLESS TRANSFER TUBE ASSEMBLY

#37
20180252346
2018-09-06

Quick connect coupling device for use with hoses and hoses including quick connect coupling device

#38
20180224039
2018-08-09

Quick connect coupling device for a hose and a quick connect cap for bottle or other vessel

#39
20180112810
2018-04-26

LEAK PREVENTION DEVICE AND METHOD

#40
20180029176
2018-02-01

Fixtures for pipe installation, sealing and security

#41
20170198842
2017-07-13

Conduit coupling apparatus and method

#42
20160223119
2016-08-04

Connection element with sealing member

#43
20160201301
2016-07-14

Water supply outlet cap

#44
20160195209
2016-07-07

Water supply outlet cap

#45
20160131296
2016-05-12

Pipe cap

#46
20160084422
2016-03-24

HOSE COUPLING

#47
20160076680
2016-03-17

Weldless transfer tube assembly

#48
20160053931
2016-02-25

Temporary night pipe cap

#49
20150211671
2015-07-30

Connection element with sealing member

#50
20150000779
2015-01-01

End closure device

#51
20140374421
2014-12-25

Security lid

#52
20140284922
2014-09-25

Dual use coupling end for pipes and fittings

#53
20140157840
2014-06-12

Mechanical Apparatus and Methods for Restricting Access to a Gas Source

#54
20140069133
2014-03-13

Service port cap with click lock

#55
20130167365
2013-07-04

Fixtures for pipe installation, sealing and security

#56
20120312411
2012-12-13

Wellbore pipe protection device

#57
20120248764
2012-10-04

Conduit coupling apparatus and method

#58
20120199232
2012-08-09

CLAMP

#59
20120061344
2012-03-15

Mono and Multi-Layer Articles and Injection Molding Methods of Making the Same

#60
20120045684
2012-02-23

Battery system and manifold assembly with two manifold members removably coupled together

#61
20120043754
2012-02-23

Connecting assembly

#62
20110285126
2011-11-24

Barbed connection for use with irrigation tubing

#63
20110180509
2011-07-28

Mono and multi-layer articles and extrusion methods of making the same

#64
20110180168
2011-07-28

True Union Quick-Disconnect Cam-Lock End Connector

#65
20110155735
2011-06-30

Security closure for cam and groove hose coupling

#66
20110126933
2011-06-02

Pipe end sealing tool

#67
20110100493
2011-05-05

Drainage system having an end cap for diverting fluid

#68
20110011480
2011-01-20

Security cap with latch

#69
20100000999
2010-01-07

Underground tank lock

#70
20100000957
2010-01-07

CONTAINERS COMPRISING A CLOSED CELL FOAM LAYER

#71
20090078327
2009-03-26

Combined pressure, temperature and air vent device

#72
20080223473
2008-09-18

Safety cap for couplings and fittings

#73
20080216910
2008-09-11

QUICK CONNECT PRESSURE TEST CAP MOUNTED ON A STUBOUT TUBE

#74
20070227393
2007-10-04

Hatch for the opening and closing of pressurised pipes, in particular for the opening and closing of branch pipes for the introduction of pipe cleaning and inspection apparatus

#75
20070194033
2007-08-23

QUICK OPENING AND CLOSING LID FOR PIG CHAMBERS, WITH A SAFETY VALVE

#76
20060180959
2006-08-17

METHOD OF COUPLING A COMPONENT TO A FUEL FILL TUBE

#77
20060180241
2006-08-17

Fuel tank filler neck assembly

#78
20060138144
2006-06-29

Cap for blocking a pipe

#79
20060076776
2006-04-13

Spray bar assembly conduit

#80
20060073298
2006-04-06

Mono and multi-layer articles and extrusion methods of making the same

#81
20060073294
2006-04-06

Mono and multi-layer articles and injection molding methods of making the same

#82
20050218654
2005-10-06

Inside coupling and cap for corrugated conduits

#83
18053803
2025-12-16

Hygienic process coupling assembly

#84
16940275
2022-07-12

Conduit coupling apparatus and method

#85
15229755
2018-01-16

Toilet flange cover system