ClassID:

198216

G11B7/253 - CPC Classification

Classification description:

Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation , reproducing using an optical beam at lower power ; Record carriers therefor; Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates

Sub-classes:
Recent Application in this class:
#1
20260148752
2026-05-28

NANOSTRUCTURING FROM OPTICAL RECORDING MEDIA

#2
20250299696
2025-09-25

Nanostructuring from Optical Recording Media

#3
20240071418
2024-02-29

Data Recording on Ceramic Material

#4
20230022788
2023-01-26

Data recording on ceramic material

#5
20210292505
2021-09-23

Film structure containing a photopolymer layer for holographic exposure and a coating layer of high resistance

#6
20130029081
2013-01-31

High speed DVDs

#7
20120020199
2012-01-26

INFORMATION RECORDING MEDIUM AND METHOD FOR MANUFACTURING INFORMATION RECORDING MEDIUM

#8
20110311906
2011-12-22

Photopolymer compositions as printable formulations

#9
20100233631
2010-09-16

Recessed portion forming method, method for manufacturing pit-projection product, method for manufacturing light emitting element, and method for manufacturing optical element

#10
20100068445
2010-03-18

Optical data media containing an ultraviolet protection layer

#11
20100055493
2010-03-04

Phase change memory materials

#12
20090129255
2009-05-21

Systems and methods for forming a master disk utilizing variation in an applied signal power for forming uniform pits

#13
20090104395
2009-04-23

Disc-shaped high-density recording mediums

#14
20090052297
2009-02-26

Integrated optical memory

#15
20080318075
2008-12-25

Photocurable Resin Composition

#16
20080310294
2008-12-18

High density optical disc having small track pitch

#17
20080201937
2008-08-28

Methods for Making Data Storage Media and the Resultant Media

#18
20080102378
2008-05-01

THERMOPLASTIC HOLOGRAPHIC MEDIA

#19
20080021128
2008-01-24

Radiation-curable acrylate composition

#20
20070269670
2007-11-22

Multilayered structures and their use as optical storage media

#21
20070248000
2007-10-25

Manufacturing method of a flexible optical disk

#22
20070214467
2007-09-13

Optical Information Recording Carrier

#23
20070190460
2007-08-16

Optical recording/reproducing method

#24
20070178271
2007-08-02

Optical recording medium

#25
20070177490
2007-08-02

Read-once record medium

#26
20070146835
2007-06-28

Methods for making holographic data storage articles

#27
20070141293
2007-06-21

Optical data storage article having a physical surface modification as an anti-theft feature and a system and method for inhibiting theft of same

#28
20070097469
2007-05-03

Methods for making holographic data storage articles

#29
20070053279
2007-03-08

Multilayer fluorescent optical disc with photosensitive fluorescent material

#30
20070048664
2007-03-01

Coating formulation for limited play data storage media

#31
20070036933
2007-02-15

Method for making an optical disc having a track pitch smaller than a recording beam diameter

#32
20060240214
2006-10-26

Limited play optical devices with interstitial reactive layer and methods of making same

#33
20060205886
2006-09-14

Method of producing hydrogenated polymers

#34
20060198278
2006-09-07

Near-field optical storage medium and optical data storage system therefor

#35
20060164946
2006-07-27

Recording and reproducing method for dye based recordable optical recording medium and apparatus using the same

#36
20060153056
2006-07-13

Limited life optical media

#37
20060136957
2006-06-22

Optical information recording medium

#38
20060126486
2006-06-15

Optical information recording medium

#39
20060126480
2006-06-15

Compensated optical storage medium

#40
20060120260
2006-06-08

Optical disc

#41
20060114802
2006-06-01

Archive media

#42
20060109577
2006-05-25

Rewritable optical record carrier

#43
20060018242
2006-01-26

Multilayer information recording medium and method for manufacturing the same

#44
20050248881
2005-11-10

Methods for producing optical recording medium and optical recording medium

#45
20050233151
2005-10-20

Data storage media

#46
20050233141
2005-10-20

Optical disc having lenticular surface and method of manufacturing

#47
20050213435
2005-09-29

Pseudo-reflective read inhibitor for optical storage media

#48
20050163025
2005-07-28

Optical recording medium having dual information surfaces

#49
20050129880
2005-06-16

Inkjet receptive and laser printable coating for holographic and metallic media

#50
20050089668
2005-04-28

Optical disc

#51
20050089667
2005-04-28

Method for making highly colored DVDs

#52
20050070678
2005-03-31

Homopolymers which exhibit a high level of photo-inducable birefringence

#53
20050013963
2005-01-20

Optical recording medium and recording method for optical recording medium

#54
20050007944
2005-01-13

Protecting film for optical recording medium and optical recording medium