ClassID:

120671

C23F13/18 - CPC Classification

Classification description:

Inhibiting corrosion of metals by anodic or cathodic protection cathodic; Selection of conditions, parameters or procedures for cathodic protection, e.g. of electrical conditions; Constructional parts, or assemblies of cathodic-protection apparatus; Electrodes specially adapted for inhibiting corrosion by cathodic protection; Manufacture thereof; Conducting electric current thereto Means for supporting electrodes

Recent Application in this class:
#1
20250283224
2025-09-11

UNIVERSAL CATHODIC PROTECTION SYSTEM

#2
20250198011
2025-06-19

CATHODIC PROTECTION DEVICE FOR USE IN AN IMPRESSED CURRENT CATHODIC PROTECTION SYSTEM

#3
20240287684
2024-08-29

GRAVITY-CONTACT SACRIFICIAL ANODE

#4
20240240326
2024-07-18

DEVICE, SYSTEM AND METHOD FOR PROTECTING A SUBSEA MOORING CHAIN FROM CORROSION

#5
20240183039
2024-06-06

DEVICE FOR THE CATHODIC PROTECTION OF METAL COMPONENTS OF BOATS

#6
20230323984
2023-10-12

MOUNTING AND CATHODIC PROTECTION

#7
20230295810
2023-09-21

CATHODIC PROTECTION POLYPROPYLENE GRAPHITE REFERENCE ELECTRODE

#8
20210180195
2021-06-17

Offshore tension anode system and installation method thereof

#9
20210172073
2021-06-10

Selectively removable marine engine anode

#10
20210142931
2021-05-13

Provision of electrical continuity and/or radial support

#11
20200156748
2020-05-21

Propeller

#12
20200123667
2020-04-23

Cathodic corrosion protection system with rebar mounting assembly

#13
20200102658
2020-04-02

Mounting and cathodic protection

#14
20200095690
2020-03-26

Expandable anode assembly

#15
20200049280
2020-02-13

Connecting and cathodic protection

#16
20190264336
2019-08-29

Anode support device for cathodic protection of metal reinforcement

#17
20190136389
2019-05-09

Carbon fiber textile reinforcing member with anodic metal line and method of repairing and reinforcing concrete structure using the same

#18
20190128356
2019-05-02

EXTENSION SPRING WITH SACRIFICIAL ANODE

#19
20190113160
2019-04-18

Flange tab system

#20
20190085468
2019-03-21

Systems and methods for providing monitored and controlled cathodic protection potential

#21
20190078217
2019-03-14

Sacrificial electrode attachment structure and electrolytic apparatus including the same

#22
20190071842
2019-03-07

Hydraulic excavation and delivery device

#23
20190071782
2019-03-07

Cathodic corrosion protection with solar panel

#24
20190062927
2019-02-28

Manufacture of sacrificial anodes

#25
20190010615
2019-01-10

Cathodic corrosion protection system with rebar mounting assembly

#26
20190010614
2019-01-10

Cathodic corrosion protection with current limiter

#27
20190003614
2019-01-03

Device for fixing pipes and tubes

#28
20180305826
2018-10-25

Break-resistant anode assemblies for cathodic protection systems and methods of installing the same

#29
20180266617
2018-09-20

Clamp for pipe

#30
20180230604
2018-08-16

Anode assembly for cathodic protection of offshore steel piles

#31
20180187314
2018-07-05

CATHODIC PROTECTION OF METAL SUBSTRATES

#32
20180171486
2018-06-21

Anode Clamp Assembly and Use of Such Assembly

#33
20180106502
2018-04-19

Anode support and or locator device and method of assembly

#34
20180100240
2018-04-12

Device and Methods for Attaching Sacrificial Anodes

#35
20170241023
2017-08-24

ANODE CONSTRUCTION AND METHOD FOR DEPLOYING ANODE CONSTRUCTION

#36
20170240259
2017-08-24

Improvements to a propeller

#37
20170191344
2017-07-06

METHOD OF INSTALLING DEEP ANODE CATHODIC PROTECTION SYSTEM INCLUDING ONE-PIECE COILED VENT PIPE

#38
20170183784
2017-06-29

Anode slurry for cathodic protection of underground metallic structures and method of application thereof

#39
20160369935
2016-12-22

Fluid-conducting system with cathodic corrosion protection

#40
20160237575
2016-08-18

System, apparatus, and method of providing cathodic protection to buried and/or submerged metallic structures

#41
20160160360
2016-06-09

Preventing corrosion of an electrical connector

#42
20160153096
2016-06-02

Fastening sacrificial anodes to reinforcing bars in concrete for cathodic protection

#43
20150361529
2015-12-17

ALUMINUM ALLOY CLAD MATERIAL AND HEAT EXCHANGER THAT INCLUDES TUBE OBTAINED BY FORMING THE CLAD MATERIAL

#44
20150329975
2015-11-19

Break-resistant anode assemblies for cathodic protection systems and methods of installing the same

#45
20150329974
2015-11-19

System, apparatus, and method for utilization of bracelet galvanic anodes to protect subterranean well casing sections shielded by cement at a cellar area

#46
20150159282
2015-06-11

Galvanic anode and method of corrosion protection

#47
20150159281
2015-06-11

Cathodic protection device with joining mechanisms and articulated bars

#48
20140166473
2014-06-19

EROSION AND CORROSION RESISTANT COMPONENTS AND METHODS THEREOF

#49
20140069804
2014-03-13

Anode device and maintenance method

#50
20140069803
2014-03-13

Anode device and maintenance method

#51
20140027306
2014-01-30

Cathodic protection of a concrete structure

#52
20130112547
2013-05-09

Seawater Pump Corrosion Protection

#53
20130081955
2013-04-04

System, apparatus, and method for utilization of bracelet galvanic anodes to protect subterranean well casing sections shielded by cement at a cellar area

#54
20120305386
2012-12-06

Cathodic protection system for marine applications

#55
20120234692
2012-09-20

REPLACEABLE CP ANODES

#56
20120152732
2012-06-21

Discrete galvanic anode

#57
20120031751
2012-02-09

Multipurpose segmented titanium mixed metal oxide (MMO) coated anode with integrated vent

#58
20120006948
2012-01-12

Clamp for securing components

#59
20110240485
2011-10-06

Sacrificial anode system

#60
20110064392
2011-03-17

Electric storage water heater with double cathodic protection

#61
20110024286
2011-02-03

Anode for cathodic protection

#62
20110017589
2011-01-27

Anode mount assembly

#63
20100252424
2010-10-07

Sacrificial electrode mounting structure

#64
20100140082
2010-06-10

Electrolysis prevention device and method of use

#65
20100096837
2010-04-22

Trailer Coupler Assembly Including A Sacrificial Anode

#66
20090272643
2009-11-05

Composite anode well and revitilization method

#67
20090188787
2009-07-30

Sacrificial anode with resistor assembly for metal tank corrosion protection

#68
20080199258
2008-08-21

Retrievable surface installed cathodic protection for marine structures

#69
20080190919
2008-08-14

Water heater anode and mounting fixture

#70
20080042860
2008-02-21

Anti-corrosion cathodic protection device with sacrificial anode

#71
20070246348
2007-10-25

Stabilizer with cathodic protection

#72
20070125640
2007-06-07

Resistored anode construction

#73
20070029191
2007-02-08

Sacrificial anode holder and related anodes

#74
20060196030
2006-09-07

Plug and pencil for engine

#75
20050284771
2005-12-29

Corrosion protection apparatus and method

#76
20050224247
2005-10-13

Cathodic lead insulator

#77
20050025608
2005-02-03

Plug and pencil for engine

#78
18151975
2024-10-08

Sacrificial anodes for cathodic protection for production vessels, storage vessels and other steel structures

#79
17873329
2025-11-11

Anode mounting head apparatus for heater treaters, tanks, vessels and other devices

#80
17024504
2024-04-09

Anode mounting head for heater treaters and other devices

#81
16910249
2023-07-25

Push fit anode plug and holder for sacrificial anodes

#82
16792502
2023-02-14

Sacrificial anodes for cathodic protection for production vessels, storage vessels and other steel structures

#83
15448139
2020-03-31

Sacrificial anodes for cathodic protection for production vessels, storage vessels and other steel structures

#84
14793665
2016-07-05

Multi use cathodic protection system for steel and reinforced concrete and method of use

#85
14674040
2018-02-06

Electrolytic protection system for stern drive marine motors having a cavitation plate

#86
14611370
2017-09-12

Corrosion prevention assembly