Patents-Review.com
ClassID:

99520 ⎘

C08G65/33344 - 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 carbamate group

Recent Application in this class:
#1
20250101174
2025-03-27

METHOD FOR PRODUCING POLYETHYLENE GLYCOL COMPOUND

 #2
20230113413
2023-04-13

POLYMER DERIVATIVES HAVING PARTICULAR ATOM ARRANGEMENTS

 #3
20200246471
2020-08-06

Polymer derivatives having particular atom arrangements

 #4
20200017635
2020-01-16

Fluorosurfactants

 #5
20190031603
2019-01-31

Compound for a curable composition

 #6
20190029991
2019-01-31

Multi-arm polymeric alkanoate conjugates

 #7
20190022236
2019-01-24

Polymer derivatives having particular atom arrangements

 #8
20180312633
2018-11-01

Lipid derivative in which hydrophilic polymer is bound through cyclic benzylidene acetal linker

 #9
20170362351
2017-12-21

Polymer compositions and use of these polymer compositions as viscosity modifiers

 #10
20170335068
2017-11-23

Polymer compositions and use of these polymer compositions as dispersants

 #11
20170189369
2017-07-06

Multi-arm polymeric alkanoate conjugates

 #12
20170029590
2017-02-02

Biodegradable crosslinked polymers

 #13
20160324974
2016-11-10

Method for preparing a polymeric reagent

 #14
20160264519
2016-09-15

Use of urethane alcohols for preparation of polyether polyols

 #15
20150328331
2015-11-19

Compositions comprising a polymeric reagent and a pharmacologically active agent

 #16
20140335051
2014-11-13

Synergistic biomolecule-polymer conjugates

 #17
20140227218
2014-08-14

Pharmaceutical compositions of conjugates formed from polymer derivatives having particular atom arrangements

 #18
20140005419
2014-01-02

Method for preparing a polymer conjugate

 #19
20130195799
2013-08-01

SYNERGISTIC BIOMOLECULE-POLYMER CONJUGATES

 #20
20130079533
2013-03-28

Method for preparing a polymer conjugate

 #21
20110217343
2011-09-08

Hydrolytically degradable alkylene oxide based polymers

 #22
20110200550
2011-08-18

Multi-arm polymeric alkanoate conjugates

 #23
20110178242
2011-07-21

Methods for forming polymer-drug conjugates

 #24
20100204387
2010-08-12

Curable compositions composed of silanes with two hydrolyzable groups

 #25
20100105946
2010-04-29

Hydrolytically degradable carbamate derivatives of poly(ethylene glycol)

 #26
20100010194
2010-01-14

Method for preparing a polymer conjugate

 #27
20080138639
2008-06-12

POLYETHER CARBAMATE COMPOUNDS, COMPOSITIONS CONTAINING SUCH COMPOUNDS, AND METHODS RELATED THERETO

 #28
20070248547
2007-10-25

CASCADE MACROMOLECULAR CONTRAST AGENTS FOR MEDICAL IMAGING

 #29
20060275252
2006-12-07

Conjugates formed from polymer derivatives having particular atom arrangements

 #30
20060239961
2006-10-26

Hydrolytically degradable alkylene oxide based polymers

 #31
20060193823
2006-08-31

Hydrolytically degradable carbamate derivatives of poly (ethylene glycol)

 #32
20050175573
2005-08-11

Thermosensitive polymers and thermoreversible gels obtained from these polymers

 #33
20050147583
2005-07-07

Hydrolytically degradable carbamate derivatives of poly(ethylene glycol)

 #34
20050065291
2005-03-24

Polyether carbamate compounds, compositions containing such compounds, and methods related thereto

 #35
20050009988
2005-01-13

Polymer derivatives having particular atom arrangements