ClassID:

98883

C08G18/428 - CPC Classification

Classification description:

Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen; High-molecular-weight compounds; Polycondensates having carboxylic or carbonic ester groups in the main chain prepared from hydroxycarboxylic acids and/or lactones Lactides

Recent Application in this class:
#1
20250136745
2025-05-01

POLYLACTIC ACID RESIN, POLYLACTIC ACID RESIN COMPOSITION, POLYLACTIC ACID RESIN FILM, AND MOLDED ARTICLE

#2
20230167226
2023-06-01

SHAPE-MEMORY POLYMERS

#3
20220403219
2022-12-22

MOISTURE-CURABLE POLYURETHANE HOTMELT ADHESIVE HAVING HIGH INITIAL STRENGTH

#4
20220259370
2022-08-18

(METH)ACRYLATE-FUNCTIONALIZED OLIGOMERS AND METHODS OF PREPARING AND USING SUCH OLIGOMERS

#5
20220041793
2022-02-10

Oriented biodegradable polyurethanes

#6
20190105426
2019-04-11

Class of anti-adhesion hydrogels with healing aspects

#7
20180362700
2018-12-20

Polymer composition comprising an impact modifier and method of making the same

#8
20180057476
2018-03-01

Production of meso-lactide, D-lactide and L-lactide by back biting of polylactide

#9
20170362373
2017-12-21

Biodegradable copolyesters

#10
20170313808
2017-11-02

BIOACTIVE POLYMERIC LIQUID FORMULATIONS OF ABSORBABLE, SEGMENTED APLIPHATIC POLYURETHANE COMPOSITIONS

#11
20170233899
2017-08-17

Polylactic acid resin composition for 3D printing

#12
20170198089
2017-07-13

Thermally adhesive flexible polylactic acid resin composition

#13
20170044326
2017-02-16

Poly(beta-methyl-delta-valerolactone) block polymers

#14
20170021053
2017-01-26

Class of anti-adhesion hydrogels with healing aspects

#15
20160311793
2016-10-27

Production of meso-lactide, D-lactide, and L-lactide by back biting of polylactide

#16
20160244570
2016-08-25

Phase segregated block copolymers with tunable properties

#17
20160075821
2016-03-17

Method to manufacture PLA using a new polymerization catalyst

#18
20160053049
2016-02-25

Method for producing lactide-lactone copolymer

#19
20150210807
2015-07-30

Polyurethanes

#20
20150031848
2015-01-29

Polyester polyol for use in polyurethane

#21
20140302297
2014-10-09

Polylactic acid resin composition and a packaging film

#22
20140163178
2014-06-12

Lactide copolymer, a preparation method thereof, and a resin composition including the same

#23
20140046019
2014-02-13

Hydroswellable, segmented, aliphatic polyurethanes and polyurethane ureas

#24
20140046018
2014-02-13

Biodegradable polymer—bioactive moiety conjugates

#25
20140037931
2014-02-06

Polylactic acid resin film

#26
20140004330
2014-01-02

Polylactic acid resin, preparation method thereof, and packing film comprising the same

#27
20130203877
2013-08-08

Polylactic acid composition, foam molded article thereof and method of producing the same

#28
20130196003
2013-08-01

Class of anti-adhesion hydrogels with healing aspects

#29
20130108821
2013-05-02

Surgical barriers possessing clinically important absorption characteristics

#30
20130099531
2013-04-25

Seat support

#31
20120264905
2012-10-18

Polyactic acid-based polyol composition, process for production thereof, urethane resin composition, process for production of same, and molded products thereof

#32
20120208955
2012-08-16

DOUBLE-SIDED PRESSURE-SENSITIVE ADHESIVE SHEET

#33
20120208789
2012-08-16

HYDROSWELLABLE, SEGMENTED, ALIPHATIC POLYURETHANES AND POLYURETHANE UREAS

#34
20120208017
2012-08-16

PRESSURE-SENSITIVE ADHESIVE TAPE FOR MASKING

#35
20120208016
2012-08-16

Radiation-cure removal type pressure-sensitive adhesive sheet

#36
20120208015
2012-08-16

Thermally removable pressure-sensitive adhesive sheet

#37
20120202058
2012-08-09

Pressure-sensitive adhesive sheet for surface protection

#38
20120196132
2012-08-02

Polylactic acid-based decorative body

#39
20120178872
2012-07-12

Hydrophobic polymer for producing medical devices visible in MRI

#40
20120142884
2012-06-07

Bioresorbable thermoset polyester/urethane elastomers

#41
20120108742
2012-05-03

Biodegradable and biocompatible waterborne polyurethane

#42
20120095169
2012-04-19

POLYLACTIC ACID-BASED RESIN, PROCESS FOR PRODUCING POLYLACTIC ACID-BASED RESIN, POLYLACTIC ACID RESIN COMPOSITION, STEREOCOMPLEX POLYLACTIC ACID RESIN COMPOSITION AND PROCESS FOR PRODUCING STEREOCOMPLEX POLYLACTIC ACID RESIN COMPOSITION

#43
20120010311
2012-01-12

BIODEGRADABLE TWO-LIQUID TYPE FOAMING COMPOSITION

#44
20110306719
2011-12-15

Process for producing blends made of polylactides (PLAS) and of thermoplastic polyurethanes (TPUS)

#45
20110243884
2011-10-06

Biodegradable polymer—bioactive moiety conjugates

#46
20110196089
2011-08-11

Polylactic acid resin composition, polylactic acid resin molded article and method for producing polylactic acid resin composition

#47
20110150943
2011-06-23

Adhesive for medical applications and means for haemostasis

#48
20110135924
2011-06-09

Polyesters, polyester compositions, pressure-sensitive adhesive compositions, pressure-sensitive adhesive layers and pressure-sensitive adhesive sheets

#49
20110105695
2011-05-05

Method for making Plas stereocomplexes

#50
20110040065
2011-02-17

Polyester resin, production process therefor and use thereof

#51
20110038946
2011-02-17

RELEASE OF ANTIBIOTIC FROM INJECTABLE, BIODEGRADABLE POLYURETHANE SCAFFOLDS FOR ENHANCED BONE FRACTURE HEALING

#52
20100316691
2010-12-16

BIODEGRADABLE INTRAVAGINAL MEDICAL DEVICE FOR DELIVERY OF THERAPEUTICS

#53
20100166826
2010-07-01

BIODEGRADABLE INTRAVAGINAL DEVICES FOR DELIVERY OF THERAPEUTICS

#54
20100113734
2010-05-06

PROCESS FOR PRODUCING POLYLACTIDE-URETHANE COPOLYMERS

#55
20100068171
2010-03-18

INJECTABLE BONE/POLYMER COMPOSITE BONE VOID FILLERS

#56
20100055473
2010-03-04

Crosslinked coatings comprising lactide

#57
20100055468
2010-03-04

RADIATION CURABLE COATING COMPOSITIONS COMPRISING A LACTIDE REACTION PRODUCT

#58
20100055467
2010-03-04

COATING COMPOSITIONS COMPRISING THE REACTION PRODUCT OF A BIOMASS DERIVED POLYOL AND A LACTIDE

#59
20100016628
2010-01-21

Polyester polyol

#60
20100016538
2010-01-21

Polylactide-urethane copolymers

#61
20090318584
2009-12-24

Adhesive for medical applications and means for haemostasis

#62
20090280179
2009-11-12

Resorbable Calcium Phosphate Based Biopolymer-Cross-Linked Bone Replacement Material

#63
20090253842
2009-10-08

SHAPE MEMORY POLYMERS BASED ON SEMICRYSTALLINE THERMOPLASTIC POLYURETHANES BEARING NANOSTRUCTURED HARD SEGMENTS

#64
20090233887
2009-09-17

Hydroswellable, Segmented, Aliphatic Polyurethanes and Polyurethane Ureas

#65
20090221784
2009-09-03

BIODEGRADABLE POLYURETHANES

#66
20090099600
2009-04-16

High modulus polyurethane and polyurethane/urea compositions

#67
20080319132
2008-12-25

Amorphous Polyester Urethane Networks Having Shape Memory Properties

#68
20080274190
2008-11-06

Temperature and pH-sensitive block copolymer having excellent gel strength

#69
20080140185
2008-06-12

Biodegradable and Biocompatible Peg-Based Poly(Ester-Urethanes)

#70
20070299151
2007-12-27

Degradable polyurethane foams

#71
20070225387
2007-09-27

Polymer Compositions for Dual or Multi Staged Curing

#72
20070155943
2007-07-05

Aliphatic polyester polymer compositions and preparation method thereof

#73
20070129505
2007-06-07

Bioabsorbable compounds and compositions containing them

#74
20070003592
2007-01-04

Biodegradable phase separated segmented multi block co-polymers

#75
20060276617
2006-12-07

Aliphatic polyester resin composition, preparation method thereof, and molded article and foamed article produced from the resin composition

#76
20050245719
2005-11-03

Shape memory polymers based on semicrystalline thermoplastic polyurethanes bearing nanostructured hard segments

#77
20050197422
2005-09-08

Biocompatible polymer compositions for dual or multi staged curing