ClassID:

104632

C09K13/10 - CPC Classification

Classification description:

Etching, surface-brightening or pickling compositions containing an inorganic acid containing a boron compound

Recent Application in this class:
#1
20260130144
2026-05-07

METHODS OF SELECTIVELY ETCHING SILICON

#2
20250236794
2025-07-24

COMPOSITION FOR ETCHING SILICON NITRIDE LAYER

#3
20250163323
2025-05-22

ETCHANT COMPOSITION FOR ETCHING SILICON GERMANIUM FILM AND METHOD OF MANUFACTURING INTEGRATED CIRCUIT DEVICE BY USING THE SAME

#4
20250154662
2025-05-15

THERMAL ATOMIC LAYER ETCHING PROCESSES

#5
20240318079
2024-09-26

ETCHANT COMPOSITION FOR PRODUCING GRAPHENE WITH LOW SHEET RESISTANCE

#6
20240026548
2024-01-25

Thermal atomic layer etching processes

#7
20230374671
2023-11-23

Thermal atomic layer etching processes

#8
20230272280
2023-08-31

Etchant composition for etching silicon germanium film and method of manufacturing integrated circuit device by using the same

#9
20230017832
2023-01-19

TREATMENT LIQUID AND TREATMENT LIQUID CONTAINER

#10
20230002676
2023-01-05

TREATMENT LIQUID AND TREATMENT LIQUID CONTAINER

#11
20220396733
2022-12-15

Etching composition for metal nitride layer and etching method using the same

#12
20220367206
2022-11-17

ETCHANT FOR ETCHING A COBALT-CONTAINING MEMBER IN A SEMICONDUCTOR STRUCTURE AND METHOD OF ETCHING A COBALT-CONTAINING MEMBER IN A SEMICONDUCTOR STRUCTURE

#13
20220216066
2022-07-07

Etchant for etching a cobalt-containing member in a semiconductor structure and method of etching a cobalt-containing member in a semiconductor structure

#14
20220157614
2022-05-19

Dry etching method and method for producing semiconductor device

#15
20220119962
2022-04-21

Thermal atomic layer etching processes

#16
20220119961
2022-04-21

Thermal atomic layer etching processes

#17
20220098487
2022-03-31

Etching composition and application thereof

#18
20220033709
2022-02-03

Method for removing hard masks

#19
20210371748
2021-12-02

Etching compositions

#20
20210214612
2021-07-15

Etching compositions

#21
20200399565
2020-12-24

Non-aqueous tungsten compatible metal nitride selective etchants and cleaners

#22
20200308710
2020-10-01

Thermal atomic layer etching processes

#23
20200308709
2020-10-01

Thermal atomic layer etching processes

#24
20200308485
2020-10-01

Etching solution, additive, and etching method

#25
20200255947
2020-08-13

Surface activated polymers

#26
20200172808
2020-06-04

Etching compositions

#27
20200152470
2020-05-14

Method of etching copper indium gallium selenide (CIGS) material

#28
20200080203
2020-03-12

Formulation for the etching of polymer materials prior to coating of the materials

#29
20190338186
2019-11-07

Etching composition and method for fabricating semiconductor device by using the same

#30
20190249312
2019-08-15

Thermal atomic layer etching processes

#31
20190242019
2019-08-08

Thermal atomic layer etching processes

#32
20180223437
2018-08-09

Atomic layer etching processes using sequential, self-limiting thermal reactions comprising oxidation and fluorination

#33
20180148645
2018-05-31

Etching composition and method for fabricating semiconductor device by using the same

#34
20170260449
2017-09-14

Compositions and methods for selectively etching titanium nitride

#35
20170200619
2017-07-13

Anti-reflective coating cleaning and post-etch residue removal composition having metal, dielectric and nitride compatibility

#36
20160185595
2016-06-30

Aqueous formulations for removing metal hard mask and post-etch residue with Cu/W compatibility

#37
20160032186
2016-02-04

Compositions and methods for selectively etching titanium nitride

#38
20160020113
2016-01-21

Liquid composition and etching method for etching silicon substrate

#39
20150247087
2015-09-03

ETCHING LIQUID FOR SEMICONDUCTOR SUBSTRATE, ETCHING METHOD USING THE SAME, AND METHOD OF PRODUCING SEMICONDUCTOR DEVICE

#40
20150076396
2015-03-19

Etching compositions, methods and printing components

#41
20150027978
2015-01-29

Compositions and methods for selectively etching titanium nitride

#42
20130224898
2013-08-29

Compositions and methods for texturing polycrystalline silicon wafers

#43
20130115733
2013-05-09

ETCHANT COMPOSITION AND METHOD FOR MANUFACTURING THIN FILM TRANSISTOR USING THE SAME

#44
20120094501
2012-04-19

ETCHING COMPOSITION, IN PARTICULAR FOR SILICON MATERIALS, METHOD FOR CHARACTERIZING DEFECTS ON SURFACES OF SUCH MATERIALS AND PROCESS OF TREATING SUCH SURFACES WITH THE ETCHING COMPOSTION

#45
20110256712
2011-10-20

Etchant for electrode and method of fabricating thin film transistor array panel using the same

#46
20100282712
2010-11-11

Etching compositions, methods and printing components