Patents-Review.com
ClassID:

49140 ⎘

B29C44/50 - CPC Classification

Classification description:

Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles; Auxiliary operations; Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying

Sub-classes:
Recent Application in this class:
#1
20250276474
2025-09-04

A METHOD OF FORMING A PROTECTIVE ARTICLE AND 3D PRINTER

 #2
20240392947
2024-11-28

Light Diffusion Plate and Method for Manufacturing the Same

 #3
20240239026
2024-07-18

COMPOSITE POLYSTRYRENE PROFILE AND METHOD FOR MANUFACTURING SUCH PROFILES

 #4
20230302708
2023-09-28

RESIN FOAM PRODUCTION APPARATUS AND METHOD OF PRODUCING RESIN FOAM

 #5
20230219265
2023-07-13

METHOD OF MANUFACTURING A STIFF ENGINEERED COMPOSITE

 #6
20230201873
2023-06-29

EXTRUSION METHOD AND APPARATUS

 #7
20230160254
2023-05-25

Method for manufacturing a micro-cellular foam weather seal

 #8
20230151173
2023-05-18

Methods of manufacturing high temperature conformable polymeric screens

 #9
20220372238
2022-11-24

THERMALLY EXPANDABLE COMPOSITIONS COMPRISING A CHEMICAL BLOWING AGENT

 #10
20220314505
2022-10-06

Foam molding apparatus and foam molding method thereby

 #11
20220274298
2022-09-01

FOAMED HOLLOW CHAMBER PROFILES

 #12
20220153977
2022-05-19

USE OF A COMPOSITION FOR THE MANUFACTURE OF A FOAMED ARTICLE

 #13
20220088840
2022-03-24

Preparation method of high-rate foamed polylactic acid (PLA) sheet

 #14
20220073317
2022-03-10

Seal for a vacuum material lifter

 #15
20220049836
2022-02-17

Light diffusion plate and method for manufacturing the same

 #16
20220025141
2022-01-27

HIGH TEMPERATURE NON-CROSSLINKED POLYETHYLENE-BASED FOAM AND METHOD OF MAKING THE SAME

 #17
20210324166
2021-10-21

Process for the production of expanded material based on sulfone polymers

 #18
20210238012
2021-08-05

Composite handrails with reduced density carcass

 #19
20210069944
2021-03-11

Method for sealing a seam, a composite part and use of same

 #20
20200398463
2020-12-24

Method for manufacturing foam molded body

 #21
20200331179
2020-10-22

Assembling fiber-reinforced foams

 #22
20200324317
2020-10-15

Extrusion method and apparatus

 #23
20200316877
2020-10-08

Cut-board edge-sealing method

 #24
20200223117
2020-07-16

POLYMERIC FOAM LAYER AND METHODS OF MAKING THE SAME

 #25
20200172661
2020-06-04

FOAMABLE THERMOPLASTIC POLYESTER COPOLYMER

 #26
20200047389
2020-02-13

Extruded board with realistic appearance

 #27
20200024417
2020-01-23

METHOD FOR PRODUCING SHEET

 #28
20190360592
2019-11-28

Seal for a vacuum material lifter

 #29
20190330435
2019-10-31

Process for the production of expanded material based on sulfone polymers

 #30
20190283286
2019-09-19

Process for the production of expandable vinyl aromatic polymer granulate having decreased thermal conductivity

 #31
20190203007
2019-07-04

Methods of insulating piping and other materials using high temperature non-crosslinked polyethylene-based foam

 #32
20190184611
2019-06-20

Process and tool for continuous production of fiber-reinforced foams

 #33
20190153181
2019-05-23

METHODS OF MANUFACTURING FOAMS COMPRISING NANOCELLULAR DOMAINS

 #34
20190111662
2019-04-18

Films for use as interleaves between substrates

 #35
20180258247
2018-09-13

Expandable styrene resin particles, pre-expanded particles of styrene resin, styrene resin foam molded body, and method for producing expandable resin particles

 #36
20180215890
2018-08-02

Thermally insulating foam with vertically elongated cells

 #37
20180094728
2018-04-05

Seal for a vacuum material lifter

 #38
20180021991
2018-01-25

Process for the production of expandable vinyl aromatic polymer granulate having decreased thermal conductivity

 #39
20180009950
2018-01-11

DESALINATION OF POLYARYL ETHERS FROM A MELT POLYMERIZATION METHOD

 #40
20170360615
2017-12-21

Push-in earplug

 #41
20170282430
2017-10-05

Methods of producing polyolefin foam sheets and articles made thereof

 #42
20170181893
2017-06-29

Push-in earplug

 #43
20170100870
2017-04-13

Extruded board with realistic appearance

 #44
20170080636
2017-03-23

Edge-sealing system and method

 #45
20170043503
2017-02-16

Method for manufacturing molded article and device for manufacturing molded article

 #46
20170028600
2017-02-02

Method of manufacturing a stiff engineered composite

 #47
20160375616
2016-12-29

Process to recycle expandable plastic materials and an expandable or expanded plastic material obtainable thereby

 #48
20160368186
2016-12-22

Extruded starch-lignin foams

 #49
20160185025
2016-06-30

Coextruded, crosslinked multilayer polyolefin foam structures and methods of making the same

 #50
20160137800
2016-05-19

CLOSED-CELL EXPANDED ARTICLE BASED ON EXTRUDED POLYSTYRENE, METHOD AND PLANT TO OBTAIN SAID ARTICLE

 #51
20160137421
2016-05-19

Abrasion-resistant belt

 #52
20160101546
2016-04-14

Method for producing a foamed body by extrusion and extrusion device for producing a foamed body

 #53
20160001527
2016-01-07

Composite floor and manufacturing method thereof

 #54
20150315345
2015-11-05

Microcapillary films and foams suitable for capillary action fluid transport

 #55
20150314510
2015-11-05

System and method for manufacturing cylindrical foam articles

 #56
20150273740
2015-10-01

METHOD AND DEVICE FOR MANUFACTURING RESIN LAMINATE

 #57
20150044405
2015-02-12

Polypropylene resin composition and expanded molding

 #58
20140357744
2014-12-04

Process for the production of PET foams and PET foams obtained with said process

 #59
20140271973
2014-09-18

Method for manufacturing climate control duct, and climate control duct

 #60
20140224759
2014-08-14

Closure for a product-retaining container

 #61
20140171533
2014-06-19

Method for producing thermoplastic resin foamed blow-molded article and thermoplastic resin foamed blow-molded article

 #62
20140042671
2014-02-13

Double-sided slip-resistant material and method of making same

 #63
20140031445
2014-01-30

Heat insulating material

 #64
20140014121
2014-01-16

Push-in earplug

 #65
20130285271
2013-10-31

Melt devolatilization extrusion process

 #66
20130266766
2013-10-10

High strength extruded thermoplastic polymer foam

 #67
20130259968
2013-10-03

Static-dissipative foam extrusion calibration with minimized expansion loss

 #68
20130075944
2013-03-28

Method for producing polycarbonate resin foam molded article

 #69
20130042475
2013-02-21

Panels and processes therefor

 #70
20130011657
2013-01-10

Polyester elastomer foam and foam material

 #71
20120313280
2012-12-13

System and method for manufacturing cylindrical foam articles

 #72
20120181721
2012-07-19

TIE MANUFACTURING METHOD

 #73
20120181295
2012-07-19

Container stopper comprising foam-molded article

 #74
20120004333
2012-01-05

Extruded polymer foam process with staged forming

 #75
20110151257
2011-06-23

Synthetic yarn

 #76
20110104414
2011-05-05

Method for molding molded foam, and molded foam

 #77
20110008609
2011-01-13

HEAT INSULATING MATERIAL

 #78
20080150182
2008-06-26

Method of manufacturing foamed thermoplastic films and trash bags

 #79
20080083488
2008-04-10

Surfboard, Kiteboard, and Other Floatation Devices Manufacturing Process

 #80
20070184259
2007-08-09

Multilayer polymer sheets

 #81
20060253988
2006-11-16

Stacked cushions

 #82
20060065993
2006-03-30

Foamed polymer-fiber composite

 #83
20050242457
2005-11-03

Composite decking

 #84
20050242456
2005-11-03

Composition for making extruded shapes and a method for making such composition

 #85
20050208244
2005-09-22

Method and device for production of a bottle stopper from polymers

 #86
20050017396
2005-01-27

Method for making a cushion