ClassID:

131615

E04G21/08 - CPC Classification

Classification description:

Preparing, conveying, or working-up building materials or building elements ; Other devices or measures for constructional work; Conveying or working-up concrete or similar masses able to be heaped or cast; Solidifying concrete, e.g. by application of vacuum before hardening Internal vibrators, e.g. needle vibrators

Recent Application in this class:
#1
20260139499
2026-05-21

CONCRETE SPLASH SHIELD

#2
20260103905
2026-04-16

Internal Vibratory Device for Compacting a Casting Compound

#3
20250296059
2025-09-25

CONCRETE SPLASH SHIELD ARRANGEMENT

#4
20250084652
2025-03-13

BUILDING CONSTRUCTION ROBOT

#5
20240410189
2024-12-12

Concrete V-Shield

#6
20240392590
2024-11-28

CONCRETE VIBRATOR SYSTEM

#7
20240364178
2024-10-31

SPEED CONTROL CONCRETE VIBRATOR

#8
20240352752
2024-10-24

CONCRETE VIBRATOR

#9
20240044158
2024-02-08

CONCRETE VIBRATOR

#10
20240026697
2024-01-25

Compaction System with Determination of Compaction Progress

#11
20240026696
2024-01-25

Concrete Compaction System with Feedback on Compaction State

#12
20240026695
2024-01-25

Concrete Compaction Device with Measurement of Compaction Progress

#13
20230249330
2023-08-10

MODULAR CONCRETE TOOL

#14
20220389727
2022-12-08

HANDHELD POWER TOOL

#15
20220389726
2022-12-08

Concrete vibrator for use in a briefcase configuration

#16
20220290451
2022-09-15

CONCRETE VIBRATOR

#17
20210267357
2021-09-02

Wearable drive system for a work apparatus

#18
20210148126
2021-05-20

Concrete vibrator for use in backpack and stationary configurations

#19
20210091626
2021-03-25

Speed control concrete vibrator

#20
20200347620
2020-11-05

Sealed Disposable Concrete Vibrator

#21
20190234084
2019-08-01

Concreting tools

#22
20170218577
2017-08-03

SUBMERSIBLE VIBRATORY HEAD FOR CONSOLIDATING CONCRETE

#23
20140241105
2014-08-28

Battery powered concrete vibrator

#24
20120308304
2012-12-06

Vibrating apparatus for compacting concrete

#25
20120195156
2012-08-02

Concrete vibrator head

#26
20120092948
2012-04-19

Concrete vibrator system and motor therefor

#27
20080316853
2008-12-25

Internal Vibrator Provided With A Liberation Device

#28
20080253221
2008-10-16

Cordless Electric Powered Concrete Vibrator

#29
20080012165
2008-01-17

Internal Vibrator with a Measuring System

#30
20070201302
2007-08-30

Vibratory Head For A Concrete Vibrator

#31
20060158038
2006-07-20

Frequency converter for an immersion vibrator

#32
20050163566
2005-07-28

Universal power unit that adapts to all phases from placing to final finishing of concrete

#33
20050158121
2005-07-21

Apparatus for finishing concrete