ClassID:

120594

C23F1/04 - CPC Classification

Classification description:

Etching metallic material by chemical means; Local etching Chemical milling

Recent Application in this class:
#1
20220404695
2022-12-22

Method of preparing metal mask substrate

#2
20210355586
2021-11-18

Method for producing base for metal masks, method for producing metal mask for vapor deposition, base for metal masks, and metal mask for vapor deposition

#3
20210310131
2021-10-07

Process for surface treatment of aluminum or aluminum alloys by an alkaline chemical bath

#4
20210197516
2021-07-01

LAMINATE

#5
20210156034
2021-05-27

Method for producing a metal bladed element for a turbomachine of an aircraft

#6
20200180180
2020-06-11

Needle with rounded edge

#7
20200176243
2020-06-04

Method and device for etching patterns inside objects

#8
20200139567
2020-05-07

CHEMICALLY SHARPENING BLADES

#9
20200095688
2020-03-26

Dose-based end-pointing for low-kV FIB milling in TEM sample preparation

#10
20200054390
2020-02-20

Heat transfer during ablation procedures

#11
20200023534
2020-01-23

Chemically sharpening blades

#12
20190051514
2019-02-14

Method and device for etching patterns inside objects

#13
20180304206
2018-10-25

Methods for creating fluidic cavities by transmembrane etching through porous membranes and structures made thereby and uses of such structures

#14
20180222805
2018-08-09

Toughened bond layer and method of production

#15
20180179402
2018-06-28

Method for Producing Peelable Coatings on Metal Substrates

#16
20180163311
2018-06-14

Additive metal deposition process

#17
20180104837
2018-04-19

Chemically sharpening blades

#18
20180070697
2018-03-15

WALLET-SIZED COMB

#19
20170291214
2017-10-12

Light weight housing for internal component and method of making

#20
20170259444
2017-09-14

Method and device for etching patterns inside objects

#21
20170174987
2017-06-22

Methods and apparatuses for selective chemical etching

#22
20160355912
2016-12-08

Single step shape memory alloy expansion

#23
20160333269
2016-11-17

Methods and apparatuses for selective chemical etching

#24
20160257011
2016-09-08

Chemically sharpening blades

#25
20160257006
2016-09-08

Chemically sharpened blades

#26
20160237826
2016-08-18

METHOD OF PROCESSING UNFINISHED SURFACES

#27
20160237334
2016-08-18

Method of using biosurfactants as acid corrosion inhibitors in well treatment operations

#28
20160209313
2016-07-21

Methods and systems for using actuated surface-attached posts for assessing biofluid rheology

#29
20150290714
2015-10-15

Manufacturing method of spherical gold (Au) nanoparticles and spherical gold (Au) nanoparticle manufactured by using the same

#30
20150203969
2015-07-23

Method of forming individual metallic microstructures

#31
20150197862
2015-07-16

Additive metal deposition process

#32
20150191003
2015-07-09

Metallic nano-tip apparatus, methods, and applications

#33
20150156890
2015-06-04

Method to fabricate a substrate including a material disposed on the edge of one or more non through hole formed in the substrate

#34
20150060399
2015-03-05

Method and apparatus for producing detailed fabric applique

#35
20150034596
2015-02-05

GAS-ASSISTED LASER MACHINING

#36
20150020966
2015-01-22

Apparatus and method for forming lubricant recess having minute configuration in curved inner surface

#37
20150016078
2015-01-15

Partitioned hybrid substrate for radio frequency applications

#38
20150009571
2015-01-08

METHOD OF MANUFACTURING NANOSTRUCTURES ON A SURFACE, ON A MOLD AND ON AN OPTICAL ELEMENT, AND AN OPTICAL ELEMENT AS SUCH MANUFACTURED

#39
20140190935
2014-07-10

Dual mandrel sidewall image transfer processes

#40
20140061032
2014-03-06

Dose-based end-pointing for low-kV FIB milling TEM sample preparation

#41
20140021056
2014-01-23

Method for balancing a turbomachine rotor

#42
20140001146
2014-01-02

Methods and systems for using actuated surface-attached posts for assessing biofluid rheology

#43
20130327636
2013-12-12

Pattern transfer with self-assembled nanoparticle assemblies

#44
20130313224
2013-11-28

METHOD FOR FORMING ANTENNA AND COMPRESSION HEAD

#45
20130133573
2013-05-30

Mask for Deposition and Manufacturing Method of the Same

#46
20130094089
2013-04-18

Mold and process for production of mold

#47
20130067907
2013-03-21

Single step shape memory alloy expansion

#48
20130020282
2013-01-24

Printed masking process

#49
20120271249
2012-10-25

Method for chemical etching of a needle cannula

#50
20120156791
2012-06-21

Methods and systems for using actuated surface-attached posts for assessing biofluid rheology

#51
20110315558
2011-12-29

Thin film support substrate for use in hydrogen production filter and production method of hydrogen production filter

#52
20110210096
2011-09-01

Printed masking process

#53
20110198233
2011-08-18

PRODUCING METHOD FOR GRATER

#54
20110100828
2011-05-05

Method of producing a hydrogen production filter

#55
20110027461
2011-02-03

Metal processing method, manfacturing method of metal mask and manufacturing method of organic light emitting display device

#56
20090188889
2009-07-30

EXPANDABLE STENTS AND METHOD FOR MAKING SAME

#57
20080264897
2008-10-30

Turbine component pattern forming method

#58
20080233423
2008-09-25

Thin film support substrate for use in hydrogen production filter and production method of hydrogen production filter

#59
20080230517
2008-09-25

Thin film support substrate for use in hydrogen production filter and production method of hydrogen production filter

#60
20080213720
2008-09-04

ENDODONTIC INSTRUMENTS MANUFACTURED USING CHEMICAL MILLING

#61
20070251947
2007-11-01

Container for Receiving or Holding, Respectively, and Storing Liquids as Well as Viscous Substances, and Method for the Production Thereof

#62
20070175764
2007-08-02

Thin film support substrate for use in hydrogen production filter and production method of hydrogen production filter

#63
20060270306
2006-11-30

Unitized chemically etched tungsten electrode

#64
20060222965
2006-10-05

Mask, method for producing mask, and method for producing wired board

#65
20060185169
2006-08-24

Methods for manufacturing endodontic instruments

#66
20060180574
2006-08-17

Thin film support substrate for use in hydrogen production filter and production method of hydrogen production filter

#67
20060096948
2006-05-11

Thin film support substrate for use in hydrogen production filter and production method of hydrogen production filter

#68
20050192663
2005-09-01

Expandable stents and method for making same

#69
20050069837
2005-03-31

Methods for manufacturing endodontic instruments

#70
16269961
2020-03-17

Method for surface-finishing plastically-deformed metal liner and metal liner surface-finished by the method