ClassID:

198159

G11B7/24053 - 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; Layers; Shape, structure or physical properties thereof Protective topcoat layers lying opposite to the light entrance side, e.g. layers for preventing electrostatic charging

Recent Application in this class:
#1
20210370688
2021-12-02

Drawing method, erasing method, and drawing apparatus

#2
20210166728
2021-06-03

Information storage medium having multiple recording layers

#3
20200202895
2020-06-25

OPTICAL DISC AND METHOD FOR MANUFACTURING SAME

#4
20170125047
2017-05-04

Magnetic devices with overcoats

#5
20160055877
2016-02-25

BLU-RAY DISC FROM RECYCLED DISC MANUFACTURING MATERIALS AND A METHOD OF MANUFACTURING THE SAME

#6
20150332726
2015-11-19

Optical information recording medium and recording/reproducing device

#7
20150131416
2015-05-14

Magnetic devices with overcoats

#8
20130308435
2013-11-21

OPTICAL INFORMATION RECORDING MEDIUM, AND METHOD OF MANUFACTURING THE SAME

#9
20120201117
2012-08-09

Manufacturing method of optical information recording medium and optical information recording medium

#10
20110171416
2011-07-14

OPTICAL DISK WITH TEXTURED EDGE

#11
20100291337
2010-11-18

Optical recording medium and method for manufacturing the same

#12
20100118689
2010-05-13

Thin optical data storage media with hard coat

#13
20080273441
2008-11-06

Optical Data Storage Medium and Combi-Foil Cover for the Production Thereof

#14
20080239921
2008-10-02

OPTICAL INFORMATION RECORDING MEDIUM, OPTICAL INFORMATION RECORDING AND REPRODUCING APPARATUS, AND POSITION CONTROL METHOD

#15
20080144483
2008-06-19

Optical information recording medium and method for manufacturing same

#16
20080130475
2008-06-05

Optical Disk

#17
20070133359
2007-06-14

Label on laser entry side of an optical disc

#18
20070021302
2007-01-25

Optical disk and manufacturing method therefor

#19
20060248552
2006-11-02

Optical information storage medium

#20
20060222808
2006-10-05

Optical disc with textured edge

#21
20060013116
2006-01-19

Optical information recording medium and process for producing optical information recording medium

#22
20050255283
2005-11-17

Optical recording medium