ClassID:

38832

B21D51/52 - CPC Classification

Classification description:

Making hollow objects characterised by the use of the objects boxes, cigarette cases, or the like

Recent Application in this class:
#1
20250381589
2025-12-18

STORAGE SYSTEM AND STORAGE CONTAINER

#2
20230192355
2023-06-22

Container and Method for Producing a Container

#3
20230134853
2023-05-04

Camouflaged small cell networking devices

#4
20220021192
2022-01-20

SMOOTH-CORNERED WELDED BOX

#5
20210283671
2021-09-16

Electrochemical cell having wave corner sealed joints, and device and method for forming same

#6
20200374980
2020-11-26

CAMOUFLAGED SMALL CELL NETWORKING DEVICES

#7
20190185070
2019-06-20

Automobile body press-molded component and method for producing same

#8
20190176429
2019-06-13

Rigid sheet blank and method for producing same

#9
20190143393
2019-05-16

Method for producing a container

#10
20180214922
2018-08-02

Method of molding back cover of display and die for molding back cover

#11
20170110861
2017-04-20

Hybrid cable tray and manufacturing method of the same

#12
20170104319
2017-04-13

Cable tray and a method of producing such a cable tray

#13
20170014884
2017-01-19

Method and device for forming from a flat sheet material a corner bounded by three sides

#14
20160374216
2016-12-22

Electronic device case and method of forming hanging lug in electronic device case

#15
20160007494
2016-01-07

Compact Casing Structure

#16
20150351987
2015-12-10

Method of forming sheet metal casket shell

#17
20150290067
2015-10-15

Casket and display base

#18
20150251236
2015-09-10

Galvanized metal objects and their manufacturing process

#19
20150076165
2015-03-19

End panel, and a container body or container provided by a double seam with such end panel

#20
20140230337
2014-08-21

Door for refrigerator and method for manufacturing the same, metal container and method for manufacturing the same, and apparatus and method for processing metal sheet

#21
20140208552
2014-07-31

Casket and display base

#22
20140196514
2014-07-17

Method for making metal body and metal box by using hydroforming

#23
20130292150
2013-11-07

Flame-proof housing

#24
20130175263
2013-07-11

Backless electrical box and method of making

#25
20130125357
2013-05-23

Casket and display base

#26
20130047689
2013-02-28

Method of constructing a shell for a room air conditioner/heat pump with lateral strength

#27
20120325445
2012-12-27

Plate type heat exchanger and method of manufacturing heat exchanger plate

#28
20120324705
2012-12-27

Generating channel letters using profiles

#29
20120267250
2012-10-25

Method for making metallic cover

#30
20120247166
2012-10-04

Method of forming sheet metal casket shell

#31
20120096692
2012-04-26

Casket

#32
20120067609
2012-03-22

Folded electrical junction boxes and associated methods of use and manufacture

#33
20110305918
2011-12-15

Methods for forming sheet metal components having three-sided corners and related components and systems

#34
20110296656
2011-12-08

CASKET

#35
20110165431
2011-07-07

PRESSED PRODUCT

#36
20110059330
2011-03-10

METHOD FOR PRECISION BENDING OF SHEET OF MATERIALS, SLIT SHEETS FABRICATION PROCESS

#37
20110049166
2011-03-03

Method of forming two-dimensional sheet material into three-dimensional structure

#38
20110031244
2011-02-10

THREE-DIMENSIONAL STRUCTURE FORMED WITH PRECISION FOLD TECHNOLOGY AND METHOD OF FORMING SAME

#39
20100300015
2010-12-02

METHOD FOR MANUFACTURING A SIDE-FOLDED TYPE ELEVATED FLOOR AND A SYSTEM THEREOF

#40
20100190625
2010-07-29

Positioning-jig for adjusting a face plate

#41
20100071435
2010-03-25

METHOD OF PRODUCING HEAT SHIELD

#42
20100012669
2010-01-21

Panels for a Container Joint Including a Three Dimensional Pattern on a Portion Thereof and Methods of Forming Same

#43
20100012534
2010-01-21

LID FOR TOBACCO CONTAINER

#44
20090173742
2009-07-09

Method for manufacturing enclosures of a sheet material and an enclosure of a sheet material

#45
20090100893
2009-04-23

Method of forming two-dimensional sheet material into three-dimensional structure

#46
20090078244
2009-03-26

Metal panel, manufacturing method thereof and cooking device using the metal panel

#47
20080309834
2008-12-18

Metallic cover and method for making the same

#48
20080250837
2008-10-16

METHOD AND APPARATUS FOR FOLDING OF SHEET MATERIALS

#49
20080193714
2008-08-14

METHOD FOR PRECISION BENDING OF SHEET OF MATERIALS, SLIT SHEETS FABRICATION PROCESS

#50
20080187427
2008-08-07

Load-bearing three-dimensional structure

#51
20080098787
2008-05-01

METHOD OF FORMING TWO-DIMENSIONAL SHEET MATERIAL INTO THREE-DIMENSIONAL STRUCTURE

#52
20070287063
2007-12-13

Battery Pack

#53
20070236870
2007-10-11

Small-sized electronic casing and method of manufacturing small-sized electronic casing

#54
20070113614
2007-05-24

Method for forming sheet material with bend facilitating structures into a fatigue resistant structure

#55
20060277965
2006-12-14

Three-dimensional structure formed with precision fold technology and method of forming same

#56
20060261139
2006-11-23

Apparatus and method for joining the edges of folded sheet material to form three-dimensional structure

#57
20050126110
2005-06-16

Techniques for designing and manufacturing precision-folded, high strength, fatigue-resistant structures and sheet therefor

#58
20050064138
2005-03-24

Method for precision bending of sheet of materials, slit sheets fabrication process