Patents-Review.com
ClassID:

101927 ⎘

C09B7/02 - CPC Classification

Classification description:

Indigoid dyes Bis-indole indigos

Sub-classes:
Recent Application in this class:
#1
20260092179
2026-04-02

GENETICALLY MODIFIED HOST CELLS PRODUCING VIOLACEIN, ANALOGUES, AND DERIVATIVES THEREOF

 #2
20260062554
2026-03-05

Stabilized Indigo Carmine Composition

 #3
20240076499
2024-03-07

Process for the preparation of Indigotindisulfonate sodium (indigo carmine)

 #4
20230193038
2023-06-22

METHODS OF DIGITAL PRINTING USING MODIFIED INDIGO COMPOUNDS

 #5
20230123640
2023-04-20

Process for purifying leucoindigo salt solutions using an inert gas

 #6
20230093526
2023-03-23

Process for the preparation of indigotindisulfonate sodium (indigo carmine)

 #7
20220136024
2022-05-05

Protecting group chemistry for clean, reductant-free dyeing

 #8
20210403718
2021-12-30

Modified Indigo Compounds and Methods of Dyeing a Substrate Using a Modified Indigo Compound

 #9
20210206978
2021-07-08

Process for the preparation of indigotindisulfonate sodium (indigo carmine)

 #10
20210009810
2021-01-14

Leucoindigo salt solution with very low content of aniline and method of making same

 #11
20200370239
2020-11-26

Dyed fibers and methods of dyeing using O,O′-diacetyl leucoindigo

 #12
20200325516
2020-10-15

Protecting group chemistry for clean, reductant-free dyeing

 #13
20200283632
2020-09-10

PROCESS FOR PREPARING INDIGO CARMINE

 #14
20200247999
2020-08-06

Purified concentrated aqueous leucoindigo salt solutions

 #15
20200216674
2020-07-09

METHOD AND DEVICE FOR MAKING ANILINE-FREE LEUCOINDIGO SALT SOLUTIONS

 #16
20200207988
2020-07-02

Genetically modified microorganism and method for producing indigo dye

 #17
20200172734
2020-06-04

METHODS OF MAKING LEUCOINDIGO SALT SOLUTIONS WITH VERY LOW ANILINE CONTENT

 #18
20200017689
2020-01-16

Process for the preparation of Indigotindisulfonate sodium (indigo carmine)

 #19
20190292370
2019-09-26

Process for preparing indigo carmine

 #20
20190256710
2019-08-22

Modified indigo compounds and methods of dyeing a substrate using a modified indigo compound

 #21
20190010659
2019-01-10

Dyed fibers and methods of dyeing using N,N′-diacetyl indigo

 #22
20180346727
2018-12-06

Process for the preparation of indigo carmine

 #23
20180037917
2018-02-08

Protecting group chemistry for clean, reductant-free dyeing

 #24
20170362435
2017-12-21

Use of indigo derivatives for dyeing synthetic textiles, novel indigo derivatives and process for dyeing synthetic textiles

 #25
20170342271
2017-11-30

Color material dispersion liquid for color filter, color resin composition for color filter, color material, color filter, liquid crystal display device, and light-emitting display device

 #26
20170313883
2017-11-02

Fluorescence compounds and preparation method thereof

 #27
20170283618
2017-10-05

NON-LINEAR DIELECTRIC MATERIALS AND CAPACITOR

 #28
20160075878
2016-03-17

Bay-annulated indigo (BAI) as an excellent electron accepting building block for high performance organic semiconductors

 #29
20080073625
2008-03-27

Colored Composition for Color Filter and Display Using Color Filters Formed of the Colored Composition

 #30
20070277702
2007-12-06

Color compositions

 #31
20050148690
2005-07-07

Coloring composition

 #32
20050048224
2005-03-03

Colored composition for color filter and display using color filters formed of the colored composition

 #33
17137148
2022-05-31

Dye for fiber and dyeing method

 #34
15730480
2021-10-19

Colonic irrigation composition