ClassID:

95079

C07D311/88 - CPC Classification

Classification description:

Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems; Ring systems having three or more relevant rings; Dibenzopyrans; Hydrogenated dibenzopyrans; Xanthenes with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached in position 9 Nitrogen atoms

Recent Application in this class:
#1
20250296915
2025-09-25

NOVEL AMINO ACID DERIVATIVES

#2
20250231180
2025-07-17

FLUORESCENT TURN-ON CHEMOSENSORS FOR DETECTION OF ALUMINUM ION AND AZIDE

#3
20240246923
2024-07-25

HETEROCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING SAME

#4
20230357311
2023-11-09

METHOD FOR PRODUCING PEPTIDE, PROTECTIVE GROUP-FORMING REAGENT, AND CONDENSED POLYCYCLIC COMPOUND

#5
20230322700
2023-10-12

TETRASTYRENE-BASED COMPOUND AND APPLICATION THEREOF AND ELECTRONIC DEVICE USING THE SAME

#6
20230320207
2023-10-05

PLURALITY OF HOST MATERIALS, ORGANIC ELECTROLUMINESCENT COMPOUND, AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME

#7
20230251246
2023-08-10

Fluorescent turn-on chemosensors for detection of aluminum ion and azide

#8
20230159484
2023-05-25

FLUORESCENT DYES HAVING HIGH STOKES SHIFT, ON THE BASIS OF BRIDGED BENZOPYRYLIUM SALTS

#9
20220153685
2022-05-19

Small molecule AMPK activators

#10
20210041423
2021-02-11

FLUORESCENT TURN-ON CHEMOSENSORS FOR DETECTION OF ALUMINUM ION AND AZIDE

#11
20200062693
2020-02-27

Small molecule AMPK activators

#12
20190100653
2019-04-04

Polysulfonated fluorescence dyes

#13
20170240557
2017-08-24

Compound and composition for detecting phosgene and diethyl chlorophosphate

#14
20160229804
2016-08-11

TrkA kinase inhibitors, compositions and methods thereof

#15
20160145199
2016-05-26

3-aryl propiolonitrile compounds for thiol labeling

#16
20160108161
2016-04-21

Pigment multimer, coloring composition, cured film, color filter, method for manufacturing color filter, solid-state imaging element, and image display device

#17
20160040013
2016-02-11

Colored composition

#18
20150198605
2015-07-16

Use of antibody-surrogate antigen systems for detection of analytes

#19
20140072990
2014-03-13

Fluorescent substrate for detection of enzymatic activity of nitrile-related enzyme

#20
20140058070
2014-02-27

C-terminal amidation of polypeptides

#21
20140011208
2014-01-09

Xanthene dyes comprising a sulfonamide group

#22
20130089853
2013-04-11

Fluorescent dyes

#23
20120226050
2012-09-06

Poly(ethylene glycol) containing chemically disparate endgroups

#24
20110136201
2011-06-09

Heterocycle-substituted xanthene dyes

#25
20100280252
2010-11-04

Poly(ethylene glycol) containing chemically disparate endgroups

#26
20100267938
2010-10-21

USE OF ANTIBODY-SURROGATE ANTIGEN SYSTEMS FOR DETECTION OF ANALYTES

#27
20100261181
2010-10-14

LABELING AND DETECTION OF NUCLEIC ACIDS

#28
20100197030
2010-08-05

Xanthene dyes comprising a sulfonamide group

#29
20100160645
2010-06-24

Poly(ethylene glycol) containing chemically disparate endgroups

#30
20090203879
2009-08-13

Activated labeling reagents and methods for preparing and using the same

#31
20080207913
2008-08-28

Poly(ethylene glycol) containing chemically disparate endgroups

#32
20080050731
2008-02-28

Labeling and detection of nucleic acids

#33
20070065948
2007-03-22

Use of antibody-surrogate antigen systems for detection of analytes

#34
20050250957
2005-11-10

Compounds containing thiosulfate moieties