Patents-Review.com
ClassID:

128589 ⎘

E02D29/128 - CPC Classification

Classification description:

underground or underwater structures Independent ; Retaining walls; Manhole shafts; Other inspection or access chambers; Accessories therefor Repairs of manhole shafts

Recent Application in this class:
#1
20250035247
2025-01-30

Lining tube for restoring defective sewer shafts including a berm and a channel, and method for producing same, and method for lining a defective sewer shaft

 #2
20240384494
2024-11-21

LINER AND INFLATION BLADDER OFFSET SECUREMENT SYSTEM AND METHOD

 #3
20240117587
2024-04-11

LINING TUBE FOR RESTORING DEFECTIVE SEWER SHAFTS AND METHOD FOR PRODUCING AND INSTALLING SUCH A TUBE

 #4
20240003115
2024-01-04

Method of rehabilitating a manhole

 #5
20220403615
2022-12-22

Method for manhole riser extensions

 #6
20220243420
2022-08-04

Method of rehabilitating a manhole

 #7
20210292991
2021-09-23

Manhole rehabilitation system

 #8
20200087206
2020-03-19

System and method for making and applying a non-portland cement-based material

 #9
20200087205
2020-03-19

System and method for making and applying a non-Portland cement-based material

 #10
20200087204
2020-03-19

System and method for making and applying a non-Portland cement-based material

 #11
20200011471
2020-01-09

Grooved Sealing Member for Sealing Pipes and Other Underground Structures and Method of Using

 #12
20190107241
2019-04-11

Grooved sealing member for sealing pipes and other underground structures and method of using

 #13
20180355577
2018-12-13

System for sealing a manhole riser ring assembly

 #14
20180187390
2018-07-05

Sealing system for precast concrete structures

 #15
20180066409
2018-03-08

Method and apparatus for sealing and structurally renewing a wall of a manhole

 #16
20170284587
2017-10-05

Method of repairing a manhole and pipes

 #17
20170167106
2017-06-15

Method and apparatus for sealing and structurally renewing a wall of a manhole

 #18
20170096792
2017-04-06

Method and Means of Lining a Manhole

 #19
20170073269
2017-03-16

System and method for making and applying a non-Portland cement-based material

 #20
20170022681
2017-01-26

Method and apparatus for repairing the wall of a manhole

 #21
20160289912
2016-10-06

Manhole repair bracket

 #22
20160215473
2016-07-28

Manhole Cover Cushion

 #23
20160108601
2016-04-21

Method and device for installing or renovating a basin

 #24
20160053456
2016-02-25

Apparatus and method for sealing pipes and underground structures

 #25
20150267375
2015-09-24

Manhole liner and method of using the same

 #26
20150023735
2015-01-22

System for renovating a sewer manhole

 #27
20140341655
2014-11-20

Manhole liner and method of using the same

 #28
20140334883
2014-11-13

Manhole liner having a wireless data transmitter

 #29
20140261833
2014-09-18

Method and apparatus for sealing and structurally renewing a wall of a manhole

 #30
20140212647
2014-07-31

METHOD AND APPARATUS FOR SEWER AND MANHOLD REPAIR

 #31
20140137508
2014-05-22

Rehabilitation of deteriorated manhole and other sewer structures

 #32
20140030026
2014-01-30

Manhole liner having a wireless data transmitter

 #33
20130213551
2013-08-22

Method and means of lining a manhole

 #34
20130154163
2013-06-20

Method and apparatus for repairing the wall of a manhole

 #35
20120267863
2012-10-25

Apparatus and method for sealing pipes and underground structures

 #36
20120204989
2012-08-16

Hydrophilic end seal

 #37
20120141210
2012-06-07

Method and apparatus for repairing the wall of a manhole

 #38
20120138184
2012-06-07

Hydrophilic end seal

 #39
20120112375
2012-05-10

Method and means of lining a manhole

 #40
20120009020
2012-01-12

Manhole liner and method of using the same

 #41
20110008108
2011-01-13

Structure and method for manhole wall sealing

 #42
20100209196
2010-08-19

MANHOLE REPAIRS

 #43
20100018631
2010-01-28

Method of repairing a manhole chimney using a stretchable sleeve

 #44
20070113519
2007-05-24

Method of repairing a manhole chimney using a stretchable sleeve

 #45
15368883
2019-02-12

Monolithic manhole fabric and method