ClassID:

90853

C07C13/70 - CPC Classification

Classification description:

Cyclic hydrocarbons containing rings other than, or in addition to, six-membered aromatic rings; Polycyclic hydrocarbons or acyclic hydrocarbon derivatives thereof with condensed rings with a condensed ring system consisting of at least two, mutually uncondensed aromatic ring systems, linked by an annular structure formed by carbon chains on non-adjacent positions of the aromatic ring, e.g. cyclophanes

Recent Application in this class:
#1
20250250215
2025-08-07

TRIBENZOTRIQUINACENE WITH AXIAL ARYL GROUP AND METHOD FOR PREPARING THE SAME

#2
20240244859
2024-07-18

ORGANIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE

#3
20230168203
2023-06-01

Pyrogallarene Chelating and Sequestering Agents

#4
20210115187
2021-04-22

Solution-processable indenofluorenes and methods to generate solution-processable indenofluorenes

#5
20210063313
2021-03-04

Pyrogallarene Chelating and Sequestering Agents

#6
20210053894
2021-02-25

Materials for organic electroluminescent devices

#7
20200190254
2020-06-18

Solution-processable indenofluorenes and methods to generate solution-processable indenofluorenes

#8
20160118589
2016-04-28

Organic Semiconductor Film, Method for Manufacturing Same, and Transistor Structure

#9
20130001530
2013-01-03

Organic light emitting display devices and methods of manufacturing organic light emitting display devices

#10
20080315186
2008-12-25

Organic Semiconductor Device and Organic Semiconductor Thin Film

#11
20080074045
2008-03-27

ORGANIC ELECTROLUMINESCENCE DEVICE

#12
20070123736
2007-05-31

Calixarene compound, process for producing the same, intermediate therefor, and composition thereof

#13
20070003788
2007-01-04

Organic electroluminescence device

#14
20060267004
2006-11-30

Compounds comprising a linear series of five fused carbon rings, and preparation thereof

#15
20060046092
2006-03-02

Aryl-substituted polyindenofluorenes for use in organic electroluminiscent devices

#16
20060024523
2006-02-02

Organic electroluminescence device