E04F21/1894 - CPC Classification Index

ClassID:

131232 ⎘

E04F21/1894 - CPC Classification

Classification description:

Implements for finishing work on buildings for setting wall or ceiling slabs or plates Lever-type lifters gripping the bottom edge of wall panels

Recent Application in this class:

20250237071

2025-07-24

Panel Lifting Device

20220389725

2022-12-08

System and device for leveling and aligning tiles and method for use of same

20220251856

2022-08-11

System and device for leveling and aligning tiles and method for use of same

20200318365

2020-10-08

Method and apparatus for supporting sheeting materials

20180320391

2018-11-08

Panel Hoist

20160186449

2016-06-30

Tile Flattener Device Structure

20160160512

2016-06-09

Primary and intermediate horizontal leveler

20160076261

2016-03-17

Drywall installation tool and a method for its use

20160053501

2016-02-25

Device for levelling and aligning surface covering parts

#10

20160010790

2016-01-14

Adjustable support

#11

20150231776

2015-08-20

Multi-purpose drywall installation tool

#12

20140013703

2014-01-16

Drywall installation tool and a method for its use

#13

20110091303

2011-04-21

Sheet material lifts

#14

20100202859

2010-08-12

DRYWALL LIFT

#15

20090026335

2009-01-29

Sheeting goods installation support

#16

20080209850

2008-09-04

DEVICE FOR HOLDING AND POSITIONING CONSTRUCTION MATERIALS

#17

20070102614

2007-05-10

Sheeting goods installation support

#18

20060137290

2006-06-29

Device for holding and positioning construction materials