ClassID:

199055

G11B23/0021 - CPC Classification

Classification description:

Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus Intermediate mediums; Apparatus or processes specially adapted for their manufacture record carriers not specifically of filamentary or web form discs

Sub-classes:
Recent Application in this class:
#1
20230104944
2023-04-06

Tuned edge profile of a disk substrate for use in magnetic recording media

#2
20130136952
2013-05-30

Substrate for magnetic recording medium, magnetic recording medium, method of manufacturing magnetic recording medium, and method of inspecting surface

#3
20130064063
2013-03-14

Master disc having a PTM layer and a nickel undercoat

#4
20120295134
2012-11-22

PERFLUOROPOLYETHER COMPOUND, MANUFACTURING METHOD THEREFOR, LUBRICANT CONTAINING SAID COMPOUND, AND MAGNETIC DISC

#5
20120280442
2012-11-08

Media carrier

#6
20120163151
2012-06-28

Optical disc, and production method and reproduction apparatus for optical disc

#7
20110283299
2011-11-17

Disk laminate, disk cartridge, disk loading/unloading mechanism, disk conveying device, disk conveying mechanism, and thin disk driving system

#8
20110242956
2011-10-06

MULTI-PURPOSE HIGH-DENSITY OPTICAL DISK

#9
20110189424
2011-08-04

Optical disc with thermally-printable surface

#10
20110019527
2011-01-27

Dual sided optical storage media and method for making same

#11
20110010731
2011-01-13

Transportation body for flexible optical disk, optical disk transportation apparatus, and optical disk transportation method

#12
20100129586
2010-05-27

Multi-purpose high-density optical disc

#13
20100107183
2010-04-29

Optical disc having gas flow spoiler and the method for fabricating the same

#14
20100103808
2010-04-29

Optical media manufactured with low-grade materials

#15
20100014133
2010-01-21

METHOD TO MODIFY AND APPLY EDGE SEAL MATERIALS IN LAMINATED MEDIA

#16
20090310462
2009-12-17

FRUSTUM-SHAPED HOLOGRAPHIC DISC AND MATCHING TRAY IN A HOLOGRAPHIC DRIVE

#17
20090252993
2009-10-08

Glass substrate for an information recording medium, method for manufacturing a glass substrate for an information recording medium, and an information recording medium

#18
20090144763
2009-06-04

Small form factor optical data storage disc and cartridge

#19
20090141608
2009-06-04

OPTICAL RECORDING MEDIUM WITH BRAILLE CHARACTERS AND METHOD OF MANUFACTURING THE SAME

#20
20090053454
2009-02-26

Optical disc and method for fabricating the same

#21
20090046567
2009-02-19

Optical information recording medium and method for manufacturing optical information recording medium

#22
20080305324
2008-12-11

Multilayer Optical Disc Construction and Fabrication

#23
20080271313
2008-11-06

METHOD, SYSTEM, AND APPARATUS FOR TRANSFER OF DIES USING A DIE PLATE

#24
20080196658
2008-08-21

SUBSTRATE PROCESSING APPARATUS INCLUDING A SUBSTRATE REVERSING REGION

#25
20080058005
2008-03-06

System and method of telephonic dialing simulation

#26
20080051133
2008-02-28

SYSTEM AND METHOD OF TELEPHONIC DIALING SIMULATION

#27
20080051106
2008-02-28

SYSTEM AND METHOD OF TELEPHONIC DIALING SIMULATION

#28
20080031124
2008-02-07

Recording Medium, Recording Apparatus And Method, And Computer Program

#29
20080011629
2008-01-17

Optical disc cover

#30
20070261973
2007-11-15

Container with molded digital disk holder

#31
20070237063
2007-10-11

Optical disc and method of protecting same

#32
20070136738
2007-06-14

Optical disk having a projection with lateral inclined surface

#33
20070104084
2007-05-10

External optical disk stabilizer and method of use

#34
20070098947
2007-05-03

Multi-purpose high-density optical disc

#35
20070086317
2007-04-19

Thin optical disc having remote reading capability

#36
20070086277
2007-04-19

Data storage apparatus

#37
20070082167
2007-04-12

Optical media

#38
20070077525
2007-04-05

Multi-level layer

#39
20070008871
2007-01-11

Hybrid optical disc

#40
20060233997
2006-10-19

Optical information recording medium and stamper

#41
20060210756
2006-09-21

Audio video disc protector

#42
20060206910
2006-09-14

Extended CD

#43
20060198281
2006-09-07

Optical disc having a reduced planar thickness

#44
20060184958
2006-08-17

System and method for surface protection of optical-based digital storage media

#45
20060182925
2006-08-17

Method of testing optical information medium

#46
20060174257
2006-08-03

Antenna designs for radio frequency identification tags

#47
20060153056
2006-07-13

Limited life optical media

#48
20060146684
2006-07-06

Disc Surface Protection Means

#49
20060143642
2006-06-29

Cartridge for photosensitive recording medium

#50
20060075419
2006-04-06

Information recording medium

#51
20060067201
2006-03-30

Single-base DVD

#52
20050263413
2005-12-01

Container with molded digital disk holder

#53
20050258659
2005-11-24

Breakaway mandrel for transporting disks

#54
20050255283
2005-11-17

Optical recording medium

#55
20050250392
2005-11-10

Removably connected data carriers made of different materials and readable by respective different reader types

#56
20050243704
2005-11-03

Optical disc and method of protecting same

#57
20050223744
2005-10-13

Glass substrate for data recording medium and manufacturing method thereof

#58
20050213435
2005-09-29

Pseudo-reflective read inhibitor for optical storage media

#59
20050193400
2005-09-01

Roller-cleansing disk for an optical recording and reproducing device

#60
20050185529
2005-08-25

Storage medium library and storage medium magazine

#61
20050172150
2005-08-04

Security device for data carriers

#62
20050149403
2005-07-07

Medium on which advertising program is recorded and method of using the medium

#63
20050146994
2005-07-07

Storage medium and manufacture thereof

#64
20050122625
2005-06-09

Disk-shaped magnetic recording medium

#65
20050102693
2005-05-12

Disc shaped optical record carrier

#66
20050094543
2005-05-05

Optical disc and method of protecting same

#67
20050050572
2005-03-03

Optical disc

#68
20050046689
2005-03-03

Optical disk medium, optical disk medium production method, turntable and optical disk apparatus

#69
20050042409
2005-02-24

Magnetic disk, magnetic disk manufacturing method and magnetic disk apparatus

#70
20050039203
2005-02-17

Disc for storing information

#71
20050039202
2005-02-17

Disc for storing information

#72
20050037285
2005-02-17

Systems and methods for storing data on an optical disk

#73
20050031826
2005-02-10

Magnetic disk, magnetic disk manufacturing method and magnetic disk apparatus

#74
20050026649
2005-02-03

System and method of telephonic dialing simulation

#75
20050015970
2005-01-27

Method, system, and apparatus for transfer of dies using a pin plate

#76
20050013218
2005-01-20

Information storage medium having a plurality of data storing units and apparatus and method for data recording and/or reproducing

#77
20050009232
2005-01-13

Method, system, and apparatus for transfer of dies using a die plate having die cavities

#78
20050007252
2005-01-13

Method, system, and apparatus for authenticating devices during assembly

#79
20050005434
2005-01-13

Method, system, and apparatus for high volume transfer of dies

#80
17825428
2026-02-03

Edge profiled media substrate

#81
16259750
2022-06-21

Method of laser cutting a hard disk drive substrate for an edge profile alignable to a registration support