ClassID:

90453

C07B41/04 - CPC Classification

Classification description:

Formation or introduction of functional groups containing oxygen of ether, acetal or ketal groups

Recent Application in this class:
#1
20260152478
2026-06-04

NANO-EMULSION COMPOSITIONS CONTAINING CANNABINOIDS

#2
20250243428
2025-07-31

METHODS FOR PRODUCING ALKYLBENZENES, PARAFFINS, OLEFINS AND OXO ALCOHOLS FROM WASTE PLASTIC FEEDSTOCKS

#3
20240002358
2024-01-04

Optically clear, taste-masked, shelf-stable nano-emulsions containing cannabinoids

#4
20220315552
2022-10-06

Δ-8-tetrahydrocannabinol from cannabidiol extracted from hemp

#5
20220135578
2022-05-05

Preparation and application of a 5-bromoquinazoline derivative

#6
20210206702
2021-07-08

Method for oxidative cleavage of compounds with unsaturated double bond

#7
20210139391
2021-05-13

ETHYLENE-TO-LIQUIDS SYSTEMS AND METHODS

#8
20210108154
2021-04-15

Methods for producing alkylbenzenes, paraffins, olefins and oxo alcohols from waste plastic feedstocks

#9
20210032181
2021-02-04

Difluoromethoxylation and trifluoromethoxylation compositions and methods for synthesizing same

#10
20200339522
2020-10-29

Phenoxymethyl derivatives

#11
20200306737
2020-10-01

Synthesis and application of chiral substituted polyvinylpyrrolidinones

#12
20200231519
2020-07-23

ETHYLENE-TO-LIQUIDS SYSTEMS AND METHODS

#13
20190241838
2019-08-08

METHODS FOR PRODUCING ALKYLBENZENES, PARAFFINS, OLEFINS AND OXO ALCOHOLS FROM WASTE PLASTIC FEEDSTOCKS

#14
20190023673
2019-01-24

Process for the epoxidation of an olefin

#15
20180370943
2018-12-27

Chiral cyclodecynes and methods

#16
20180311631
2018-11-01

Reactors and methods for processes involving partial oxidation reactions

#17
20180201588
2018-07-19

Phenoxymethyl derivatives

#18
20180186757
2018-07-05

Substituted benzotriazole phenols

#19
20180186707
2018-07-05

ETHYLENE-TO-LIQUIDS SYSTEMS AND METHODS

#20
20170044465
2017-02-16

Methods for producing alkylbenzenes, paraffins, olefins and oxo alcohols from waste plastic feedstocks

#21
20160168335
2016-06-16

ALKOXYLATED HUMUS MATERIAL COMPOSITIONS AND METHODS OF MAKING SAME

#22
20150239741
2015-08-27

Production of graphene materials in a cavitating fluid

#23
20150080612
2015-03-19

Method of acetalizing an aldehyde

#24
20140058135
2014-02-27

Production of oxygenates from a methane conversion process

#25
20130165682
2013-06-27

Method for the synthesis of an amino acetal

#26
20130150601
2013-06-13

Alkoxylation method of fatty acid alkyl esters

#27
20110098511
2011-04-28

Method of preparing fluorine-containing ether

#28
20100286449
2010-11-11

Method of producing 2-phenoxyacetals and the corresponding 2-phenoxy-carbaldehydes therefrom

#29
20100137608
2010-06-03

POLY-N-HETEROCYCLIC CARBENE TRANSITION METAL COMPLEXES AND N-HETEROCYCLIC CARBENE TRANSITION METAL COMPLEXES FOR CARBON-SULFUR AND CARBON-OXYGEN COUPLING REACTIONS

#30
20090326240
2009-12-31

Iron-copper co-catalyzed process for carbon-carbon or carbon-heteroatom bonding

#31
20090240061
2009-09-24

Method for forming a carbon-carbon or carbon-heteroatom bond

#32
20070197790
2007-08-23

Method for the functionalization of conjugated or conjugatable derivatives assisted by a tempo-type electrophoric mediator

#33
20070155983
2007-07-05

Hydroxy-protecting reagent and method of protecting hydroxy with the same

#34
20060264673
2006-11-23

Copper-catalyzed formation of carbon-heteroatom and carbon—carbon bonds

#35
20060224023
2006-10-05

Process for the preparation of compounds having a CFO bridge

#36
20050215794
2005-09-29

Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds

#37
20050054882
2005-03-10

Diaryl ether condensation reactions

#38
20050038273
2005-02-17

Method for telomerizing non-cyclic olefins

#39
20050033094
2005-02-10

Process for preparing aryl allyl ethers

#40
17214229
2022-04-05

Process for production of essentially pure Δ8-tetrahydrocannabinol from cannabidiol extracted from hemp