ClassID:

216655

H02H1/0084 - CPC Classification

Classification description:

Details of emergency protective circuit arrangements concerning transmission of signals by means of pilot wires or a telephone network; watching of these wires

Recent Application in this class:
#1
20200194991
2020-06-18

System and method for locating faults and communicating network operational status to a utility crew using an intelligent fuse

#2
20190097412
2019-03-28

Leakage current detection and protection device for power cord

#3
20180335463
2018-11-22

Detection of a protective conductor failure by means of an active shield

#4
20170358913
2017-12-14

Overcurrent element in time domain

#5
20160365719
2016-12-15

Power distribution systems and methods of monitoring zone selective interlocking in a power distribution system

#6
20160308345
2016-10-20

System and method for locating faults and communicating network operational status to a utility crew using an intelligent fuse

#7
20160064915
2016-03-03

CIRCUIT BREAKER FOR INTERRUPTING A CIRCUIT

#8
20150355236
2015-12-10

Protective relaying system and method for gathering data using thereof

#9
20150051716
2015-02-19

Control signal protection device

#10
20140168841
2014-06-19

Current differential relay and current differential relay system using current differential relay thereof

#11
20140146430
2014-05-29

Digital Protection control system and digital protection control apparatus

#12
20140136006
2014-05-15

Method and system for programming and implementing automated fault isolation and restoration using sequential logic

#13
20140111896
2014-04-24

Full-duplex signaling for arc event protection

#14
20130329331
2013-12-12

Wireless branch circuit energy monitoring system

#15
20130262922
2013-10-03

Centralized and networked protection system and method of a regional distribution network

#16
20120324271
2012-12-20

Fault processing system

#17
20120265360
2012-10-18

Method and system for programming and implementing automated fault isolation and restoration using sequential logic

#18
20120203479
2012-08-09

Fast fault isolation and restoration for distribution networks

#19
20120170164
2012-07-05

Overcurrent cutoff device, and overcurrent detecting element to be used in overcurrent cutoff device

#20
20110158263
2011-06-30

Transit time fixation device

#21
20080137824
2008-06-12

Remote power supply detector