ClassID:

153429

F16L55/172 - CPC Classification

Classification description:

Devices or appurtenances for use in, or in connection with, pipes or pipe systems; Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe by means of rings, bands or sleeves pressed against the outside surface of the pipe or hose the ring, band or sleeve being tightened by a tangentially arranged threaded pin and a nut

Sub-classes:
Recent Application in this class:
#1
20260002623
2026-01-01

REPAIR CLAMP

#2
20250389364
2025-12-25

REPAIR CLAMP TIGHTENING BOLT ASSEMBLY

#3
20250334219
2025-10-30

BREAKAWAY PIPE CLAMP ASSEMBLY

#4
20240280197
2024-08-22

SPLIT CLAMP FOR JOINING PIPE ENDS

#5
20230417356
2023-12-28

BOLTED AND WELDED CLAMP-TYPE REPAIR WITH RECESSED BOLTS

#6
20230304624
2023-09-28

MULTI-SECTIONAL COMPOSITE CLAMPS

#7
20230204466
2023-06-29

METHOD AND DEVICE FOR SAMPLING PRESSURE BARRIER OF FLEXIBLE PIPES

#8
20230160517
2023-05-25

Pipe coupling sleeve assembly

#9
20220333716
2022-10-20

Clamp on seal for water leaks

#10
20220196199
2022-06-23

Pipe replacement system

#11
20220192111
2022-06-23

Modular kinematic and telemetry system for an irrigation system

#12
20220034441
2022-02-03

Pipe repair and the methods for operational fixing and definitive welding thereof

#13
20220034435
2022-02-03

Pipe coupling with improved tensioning system

#14
20210123553
2021-04-29

Housing device and method for mounting housing device

#15
20200370700
2020-11-26

Clamp for repair of pipe couplings

#16
20200149672
2020-05-14

Pipe Repair Clamp Sealing Assembly

#17
20200149666
2020-05-14

Extended range encapsulation shell

#18
20200025323
2020-01-23

Hydraulic hose repair clamp

#19
20190331283
2019-10-31

Encapsulation sleeve gasket assembly with detachable inner layer

#20
20190219213
2019-07-18

Modular split sleeve

#21
20190203870
2019-07-04

Pipe coupling capsulation assembly with retaining elements

#22
20190178432
2019-06-13

Sealing device for sealing a leak in a pipe

#23
20190170278
2019-06-06

Encapsulation sleeve gasket assembly with detachable inner layer

#24
20190154183
2019-05-23

Pipe Enclosure

#25
20190120417
2019-04-25

Repair clamp gasket

#26
20180274710
2018-09-27

Pipe repair system

#27
20180266614
2018-09-20

Pipe coupling encapsulation assembly

#28
20180265167
2018-09-20

Automatic traction control for friction drives

#29
20180238485
2018-08-23

Pipe and Clamp Assembly

#30
20180231169
2018-08-16

Method for pipe coupling encapsulation

#31
20180224048
2018-08-09

Repair clamp assembly

#32
20180172196
2018-06-21

Pipe repair fitting with end seals

#33
20180051837
2018-02-22

Rigid Self-Sealing Pipe Clamp System and Method

#34
20180003333
2018-01-04

Pipe coupling for connecting two pipe ends or pipe clamp for sealing a defective pipe

#35
20170314723
2017-11-02

Clamp for repair of pipe couplings

#36
20170241584
2017-08-24

Repair clamp gasket

#37
20170037884
2017-02-09

Adaptable fastening mechanisms for various sized tubing

#38
20170030505
2017-02-02

Pipe sealing apparatus and method

#39
20160347408
2016-12-01

Automatic traction control for friction drives

#40
20160334045
2016-11-17

External pipe reinforcement

#41
20160319969
2016-11-03

Seal holding device for pipe clamp

#42
20160298802
2016-10-13

Repair clamp assembly

#43
20160109051
2016-04-21

TENSIONING OR PIPE CLAMP

#44
20160010782
2016-01-14

Clamp for repair of pipe couplings

#45
20150241296
2015-08-27

Tool for leak point identification and new methods for identification, close visual inspection and repair of leaking pipelines

#46
20150210022
2015-07-30

Method for repairing flexible flow lines with a two-piece clamping collar and composite material

#47
20150013816
2015-01-15

Pipe compression clamp

#48
20140333060
2014-11-13

Hose Repair Clamp

#49
20140048164
2014-02-20

Pipe restraining repair method and structure for piping structures using composites

#50
20140000743
2014-01-02

PIPE REPAIR CLAMP ASSEMBLY

#51
20130328305
2013-12-12

SEAL HOLDING DEVICE FOR PIPE CLAMP

#52
20130264815
2013-10-10

Device for sealing a leak in a fluid-transport pipe

#53
20130255816
2013-10-03

Chained clamp pipeline repair structure and method of use

#54
20130186502
2013-07-25

Pipe compression clamp

#55
20130181443
2013-07-18

RAPID LEAKAGE-PROOF STRUCTURE FOR TUBES

#56
20120306191
2012-12-06

Split fitting for pipe

#57
20120279601
2012-11-08

Pipe repair device

#58
20120274061
2012-11-01

Hose repair clamp

#59
20120216901
2012-08-30

Closure means for pipe

#60
20120199234
2012-08-09

System and method for modular repair of pipe leaks

#61
20120146328
2012-06-14

Pipe clamp assembly with tightening element keeper

#62
20120145270
2012-06-14

PIPE CLAMP ASSEMBLY WITH TIGHTENING ELEMENT BUSHING

#63
20120097285
2012-04-26

PIPE CLAMP

#64
20110290360
2011-12-01

Clamp and wrapping assembly for patching a pipe rupture

#65
20110266754
2011-11-03

Pipe coupling seal

#66
20110241342
2011-10-06

Pipe Repair Clamp with Self Pressurizing Seal

#67
20110057440
2011-03-10

Split body conduit fitting

#68
20110023975
2011-02-03

System and method for modular repair of pipe leaks

#69
20100032938
2010-02-11

Apparatus for repairing a core spray downcomer pipe slip joint coupling

#70
20100013221
2010-01-21

Method and apparatus for repairing a flawed welded joint in a core spray piping system

#71
20100012215
2010-01-21

Composite load transferring technique

#72
20090072530
2009-03-19

Pipe clamp

#73
20090020180
2009-01-22

Sealing apparatus

#74
20090014600
2009-01-15

Brace or pipe clamp

#75
20080012289
2008-01-17

Mechanical repair fitting for polyethylene pipes

#76
20070296213
2007-12-27

Self-tightening clamp assemblies for protection against full pipe separation

#77
20070273151
2007-11-29

Cast flange for pipe couplings

#78
20070158940
2007-07-12

Clamp for an anodeless riser, and methods of constructing and utilizing same

#79
20060192385
2006-08-31

Slotted pipe clamp with opposed flange engagement loops

#80
20050204535
2005-09-22

Reactor water isolation devices

#81
17199837
2024-07-02

Direct drive connector sleeve

#82
15443296
2019-11-26

Bracket arrangement for supporting the weld area of a pole