ClassID:

68783

B61L29/08 - CPC Classification

Classification description:

Safety means for rail/road crossing traffic Operation of gates; Combined operation of gates and signals

Sub-classes:
Recent Application in this class:
#1
20260138655
2026-05-21

Intelligent Railroad At-Grade Crossings

#2
20250360954
2025-11-27

DEVICES AND METHODS FOR CONTROLLING A RAILROAD CROSSING GATE MECHANISM

#3
20240351624
2024-10-24

Intelligent Railroad At-Grade Crossings

#4
20240262402
2024-08-08

WAYSIDE DEVICE MONITORING SYSTEM AND METHOD

#5
20240208555
2024-06-27

GRADE CROSSING GATE ARM POSITION DETECTION SYSTEM

#6
20240132126
2024-04-25

Intelligent railroad at-grade crossings

#7
20230073979
2023-03-09

AUTOMATED COUNTERBALANCE SYSTEM AND METHOD FOR DETERMINING COUNTERBALANCE AND ADJUSTING COUNTERWEIGHTS OF A CROSSING GATE

#8
20220379935
2022-12-01

Double-sided terminal board for grade crossing gate controller

#9
20220363300
2022-11-17

Grade crossing gate arm position detection system

#10
20220194442
2022-06-23

User interface for grade crossing gate controller

#11
20210206409
2021-07-08

Obstruction detection system

#12
20210061328
2021-03-04

System and method for monitoring a railroad grade crossing

#13
20210001907
2021-01-07

Spring-loaded gate retraction device to return a rail-road crossing gate arm

#14
20200391776
2020-12-17

Smart cam for digitalization of a gate mechanism

#15
20170305448
2017-10-26

Degradation estimation system of railroad ground equipment and method thereof

#16
20170217463
2017-08-03

Gate crossing arm collision detection system and method

#17
20160334055
2016-11-17

System, apparatus and method for mounting a device

#18
20140034785
2014-02-06

Gate monitoring system

#19
20110284698
2011-11-24

Gate monitoring system

#20
20100275515
2010-11-04

Energy absorbing system

#21
20090194642
2009-08-06

Gate monitoring system

#22
20060002760
2006-01-05

Energy absorbing system

#23
20050060936
2005-03-24

Railroad grade crossing assembly

#24
18047901
2023-04-11

Intelligent railroad at-grade crossings

#25
14990986
2017-12-05

Backup power notification system for railroad installations