ClassID:

99517

C08G65/33331 - CPC Classification

Classification description:

Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring; Polymers modified by chemical after-treatment with organic compounds containing nitrogen containing imide group

Sub-classes:
Recent Application in this class:
#1
20220298302
2022-09-22

Siloxy polyethylene glycol and derivatives thereof

#2
20210346308
2021-11-11

Block copolymer comprising hydrophilic first block, hydrophobic second block, and functional group capable of specifically binding to thiol

#3
20210102068
2021-04-08

Polymeric insulating films

#4
20200325274
2020-10-15

Tertiary alkoxy polyethylene glycol and derivatives thereof

#5
20190381031
2019-12-19

Epimorphic regeneration and related hydrogel delivery systems

#6
20170273971
2017-09-28

Epimorphic regeneration and related hydrogel delivery systems

#7
20160289263
2016-10-06

Synthesis of cyclic imide containing peptide products

#8
20160272762
2016-09-22

Stearic acid derivatives and oleic acid derivatives of multi-arm polyethylene glycol

#9
20160271267
2016-09-22

Alkynyl multi-arm polyethylene glycol derivative

#10
20160271266
2016-09-22

Multi-arm polyethylene glycol-azido derivative

#11
20160264731
2016-09-15

Aromatic dispersant composition

#12
20160200868
2016-07-14

Non-fused aromatic dispersant composition

#13
20130225789
2013-08-29

Polyethylene Glycol Having Hetero Multiple Functional Groups

#14
20120271000
2012-10-25

COMPOSITIONS COMPRISING CONJUGATES AND MALEAMIC ACID-TERMINATED, WATER-SOLUBLE POLYMERS

#15
20120238640
2012-09-20

Polymer derivatives comprising an imide branching point

#16
20120022220
2012-01-26

Method for preparing polymer maleimides

#17
20110046315
2011-02-24

Method for preparing conjugates using polymer maleimides

#18
20080319091
2008-12-25

Polymer Derivatives Comprising an Imide Branching Point

#19
20070049688
2007-03-01

Method for preparing polymer maleimides