ClassID:

91260

C07C37/68 - CPC Classification

Classification description:

Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring Purification; separation; Use of additives, e.g. for stabilisation

Sub-classes:
Recent Application in this class:
#1
20250197331
2025-06-19

AN INTEGRATED PROCESS TO PRODUCE PHENOL FROM COAL DERIVED LIQUID

#2
20240383829
2024-11-21

PROCESS FOR PRODUCING CRESOL AND XYLENE

#3
20240368643
2024-11-07

METHODS OF PURIFYING CANNABINOIDS

#4
20230212100
2023-07-06

Systems and methods for refining cannabidiol

#5
20220259125
2022-08-18

Method of decomposing phenolic by-products

#6
20220144737
2022-05-12

SYNTHETIC CANNABIDIOL COMPOSITIONS AND METHODS OF MAKING THE SAME

#7
20210170301
2021-06-10

Diamond pressure apparatus for crystallizing cannabinoids

#8
20200361841
2020-11-19

Systems and methods for refining cannabidiol

#9
20200291324
2020-09-17

Remediation of pesticides from agricultural oils

#10
20200199056
2020-06-25

Synthetic cannabidiol compositions and methods of making the same

#11
20200009109
2020-01-09

Methods of heating cannabis plant material

#12
20190225567
2019-07-25

System for producing phenol and bisphenol A including removal unit for removing methanol and acetone

#13
20190210947
2019-07-11

Polyhydric phenol compound and method of producing same

#14
20180362429
2018-12-20

Method for extracting cannabidiol from cannabis

#15
20180290954
2018-10-11

Method for recovering phenol and acetone from cracking reaction product of bisphenol-A residue

#16
20180079703
2018-03-22

Method for cultivation of Monarda fistulosa for production of thymoquinone

#17
20170349517
2017-12-07

Crystalline cannabidivarin

#18
20170297999
2017-10-19

METHOD FOR PRODUCING TRIPHENYLBUTENE DERIVATIVE

#19
20170073288
2017-03-16

Compound, resin, material for forming underlayer film for lithography, underlayer film for lithography, pattern forming method, and method for purifying the compound or resin

#20
20160230089
2016-08-11

Composition preventing the polymerization of ethylenically unsaturated monomers and the removal thereof before polymerization

#21
20150315502
2015-11-05

Process for producing a fuel and byproduct from biomass or biomass derived material

#22
20150251984
2015-09-10

Phenol resin treatment improvement

#23
20150218078
2015-08-06

Chemical intermediates by catalytic fast pyrolysis process

#24
20150184019
2015-07-02

Coating composition including an unsaturated polymer

#25
20150148568
2015-05-28

Process for producing phenol

#26
20150037592
2015-02-05

Polyurethane coating composition

#27
20150005533
2015-01-01

Postharvest production and enhancement of resveratrol and piceatannol in sugarcane

#28
20140357902
2014-12-04

Processes for making magnolol and derivatives thereof

#29
20140275585
2014-09-18

Method for cultivation of for production of thymoquinone

#30
20140107306
2014-04-17

Chemical intermediates by catalytic fast pyrolysis process

#31
20130281740
2013-10-24

Method for cultivation of for production of thymoquinone

#32
20130197277
2013-08-01

Method for cultivation of

#33
20130108820
2013-05-02

Process for producing bisphenol A with reduced sulfur content, polycarbonate made from the bisphenol A, and containers formed from the polycarbonate

#34
20120177855
2012-07-12

Coating composition including an unsaturated polymer

#35
20120171470
2012-07-05

Polyurethane coating composition

#36
20060224025
2006-10-05

Process for recovering an adduct of a bis(4-hydroxyaryl)alkane and a phenolic compound

#37
20060014986
2006-01-19

Process for purifying bisphenol-a

#38
20050059843
2005-03-17

Method for preparation of para-brominated hydroxyaromatic compounds

#39
16668432
2020-12-08

Cannabidiol isolate production systems and methods

#40
15083707
2018-05-29

Compositions and methods of synthesizing arachidin-3 from resveratrol