Patents-Review.com
ClassID:

128943 ⎘

E02F3/8891 - CPC Classification

Classification description:

Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers wherein at least a part of the soil-shifting equipment is handheld

Recent Application in this class:
#1
20260062886
2026-03-05

PNEUMATIC EXCAVATOR AND METHODS OF USE

 #2
20250297449
2025-09-25

DIGGING LANCE WITH ADJUSTABLE VAVLE HANDLE & METHODS

 #3
20240254726
2024-08-01

Pneumatic excavator and methods of use

 #4
20240254725
2024-08-01

Pneumatic excavator and methods of use

 #5
20240254724
2024-08-01

Pneumatic excavator and methods of use

 #6
20240254723
2024-08-01

Pneumatic excavator and methods of use

 #7
20230272592
2023-08-31

DREDGE HEAD ASSEMBLY AND RELATED DIVER-ASSISTED DREDGING SYSTEM AND METHODS

 #8
20230030715
2023-02-02

Vacuum excavation apparatus having a deceleration vessel and methods for excavating a site

 #9
20210332554
2021-10-28

HYDRO EXCAVATION VACUUM APPARATUS AND FLUID STORAGE AND SUPPLY SYSTEMS THEREOF

 #10
20210189685
2021-06-24

COLLECTION TANK

 #11
20210047799
2021-02-18

Collection tank

 #12
20200362533
2020-11-19

Hydrovac Excavation System Having Object Detection

 #13
20200181875
2020-06-11

Collection tank

 #14
20200179904
2020-06-11

Spalling composite particles and methods of using them

 #15
20200164389
2020-05-28

Hydro excavation vacuum apparatus having deceleration vessels and methods for hydro excavating a site

 #16
20200149247
2020-05-14

Airlocks for conveying material, hydro excavation vacuum apparatus having airlocks, and methods for hydro excavating a site

 #17
20200149246
2020-05-14

Hydro excavation vacuum apparatus having an adjustment system for adjusting a dewatering system screen

 #18
20200149245
2020-05-14

Hydro excavation vacuum apparatus

 #19
20190376255
2019-12-12

HYDRO EXCAVATION REMOTE DIG SYSTEM

 #20
20190048557
2019-02-14

Nozzle and vacuum unit with air and water

 #21
20190017243
2019-01-17

Hydro excavation vacuum apparatus and fluid storage and supply systems thereof

 #22
20190015766
2019-01-17

Cyclonic separation systems and hydro excavation vacuum apparatus incorporating same

 #23
20180245309
2018-08-30

Collection tank

 #24
20180066410
2018-03-08

Digging and backfill apparatus

 #25
20170370071
2017-12-28

Strongarm device for use with a hydro excavation hose

 #26
20170145656
2017-05-25

Digging and backfill apparatus

 #27
20170058484
2017-03-02

Vacuum unit and truck with air and water

 #28
20160244941
2016-08-25

Aero-excavation apparatus and method of operating the same

 #29
20160208664
2016-07-21

System to generate pressurized air for hydro-excavation

 #30
20160153168
2016-06-02

Collection tank

 #31
20150190024
2015-07-09

Portable suction nozzle and holster therefor

 #32
20140239624
2014-08-28

Collection tank

 #33
20140230938
2014-08-21

Collection tank

 #34
20140230937
2014-08-21

Collection tank

 #35
20140224359
2014-08-14

Universal wet/dry transfer pump

 #36
20140182173
2014-07-03

Digging and backfill apparatus

 #37
20140020268
2014-01-23

System and method to excavate using pneumatic shock wave

 #38
20130340297
2013-12-26

SYSTEM AND METHOD TO EXCAVATE USING VACUUM EXCAVATOR

 #39
20130134163
2013-05-30

Collection tank

 #40
20120047684
2012-03-01

Portable suction nozzle and holster therefor

 #41
20110258890
2011-10-27

Digging and backfill apparatus

 #42
20110107548
2011-05-12

VACUUM SYSTEM WITH IMPROVED MOBILITY

 #43
20110088289
2011-04-21

Collection tank

 #44
20100320204
2010-12-23

COLLECTION TANK

 #45
20100098520
2010-04-22

Vacuum Excavation System

 #46
20090133296
2009-05-28

DIGGING AND BACKFILL APPARATUS

 #47
20090071877
2009-03-19

Apparatus and Method for Transporting Lunar Soil

 #48
20080295364
2008-12-04

Fluid shovel apparatus and method

 #49
20080253874
2008-10-16

Fluid shovel apparatus and method

 #50
20080250674
2008-10-16

Fluid shovel apparatus and method

 #51
20080244859
2008-10-09

VACUUM SYSTEM WITH IMPROVED MOBILITY

 #52
20080085163
2008-04-10

Earth reduction tool

 #53
20080083143
2008-04-10

Collection tank

 #54
20080040945
2008-02-21

Mobile vacuum boring, cleaning & multi-tool utility power plant

 #55
20060117612
2006-06-08

Digging and backfill apparatus

 #56
20060048334
2006-03-09

Sand wand assembly

 #57
20050144813
2005-07-07

Engulfment rescue device and method

 #58
15826398
2019-08-20

Vacuum-assisted hole digger

 #59
15592594
2017-12-05

Beach umbrella with built-in hole digger

 #60
15292220
2017-09-26

Insulated excavation tube