ClassID:

93202

C07C275/02 - CPC Classification

Classification description:

Derivatives of urea, i.e. compounds containing any of the groups , the nitrogen atoms not being part of nitro or nitroso groups Salts; Complexes; Addition compounds

Recent Application in this class:
#1
20260132102
2026-05-14

UREA-SOLUTION EFFLORESCENCE DISSOLVING ADDITIVE AND ITS MANUFACTURING METHOD

#2
20250236587
2025-07-24

INTEGRATED PRODUCTION OF UREA FOR DIESEL EXHAUST FLUID AND UREA AMMONIUM NITRATE

#3
20250115547
2025-04-10

INTEGRATED PRODUCTION OF UREA FOR DIESEL EXHAUST FLUID AND UREA AMMONIUM NITRATE

#4
20240010651
2024-01-11

Processes for the Preparation of Multicomponent Crystalline Forms of Active Pharmaceutical Ingredients Using Solvent Vapour

#5
20240010646
2024-01-11

Urea Co-Crystal of Apixaban, and Preparation Method Therefor

#6
20230183195
2023-06-15

COCRYSTALS OF (1R,3S)-3-(5-CYANO-4-PHENYL-1,3-THIAZOL-2-YLCARBAMOYL)CYCLOPENTANE CARBOXYLIC ACID

#7
20210331086
2021-10-28

Integrated production of urea for Diesel Exhaust Fluid and urea ammonium nitrate

#8
20210230104
2021-07-29

Process and apparatus for urea production

#9
20210155582
2021-05-27

Method and reactor for producing urea ammonium sulphate

#10
20210107866
2021-04-15

UREA MANUFACTURING METHOD

#11
20210071287
2021-03-11

DUPLEX STAINLESS STEELS AND USES THEREOF

#12
20200247753
2020-08-06

Polymorphs and co-crystals of roxadustat

#13
20200095196
2020-03-26

Controlling biuret in urea production

#14
20200010326
2020-01-09

INTERCALATION AGENT FOR RAPID GRAPHITE EXFOLIATION IN MASS PRODUCTION OF HIGH-QUALITY GRAPHENE

#15
20200010325
2020-01-09

Method for preparing graphene by liquid-phase ball milling exfoliation

#16
20190359558
2019-11-28

Process for integrated production of urea and urea-ammonium nitrate

#17
20190330143
2019-10-31

PREPARATION METHOD FOR REMOVING TRIURET CAUSING TURBIDITY IN UREA WATER

#18
20190194127
2019-06-27

Controlling biuret in urea production

#19
20190015811
2019-01-17

Urea production with bi-pressurized synthesis

#20
20180244696
2018-08-30

Polymorphic forms and co-crystals of a c-Met inhibitor

#21
20180118662
2018-05-03

Tranilast compositions and cocrystals

#22
20180071653
2018-03-15

Integrated production of urea for diesel exhaust fluid and urea ammonium nitrate

#23
20180021499
2018-01-25

UREA SEQUESTRATION COMPOSITIONS AND METHODS

#24
20170158618
2017-06-08

Tranilast compositions and cocrystals

#25
20170144989
2017-05-25

Crystalline forms of 3-(4-amino-1-oxo-1,3 dihydro-isoindol-2-yl)-piperidine-2,6-dione

#26
20170029443
2017-02-02

Polymorphic forms and co-crystals of a c-Met inhibitor

#27
20160141719
2016-05-19

Ionic liquid, nonaqueous electrolyte, and power storage device

#28
20150119428
2015-04-30

Tranilast compositions and cocrystals

#29
20140296291
2014-10-02

Crystalline forms of 3-(4-amino-1-oxo-1,3 dihydro-isoindol-2-yl)-piperidine-2,6-dione

#30
20130001092
2013-01-03

Ionic liquids

#31
20110290418
2011-12-01

Hydrogen peroxide complexes and their use in the cure system of anaerobic adhesives

#32
20080161219
2008-07-03

Clathrates of an organosilane quaternary ammonium compound and urea and methods of use