Global patent index - EP 1072037 A1

EP 1072037 A1 2001-01-31 - OPTICAL SUPPORT FOR THE NON-VOLATILE MEMORISATION OF DATA AND PROCESSES FOR ITS MANUFACTURING

Title (en)

OPTICAL SUPPORT FOR THE NON-VOLATILE MEMORISATION OF DATA AND PROCESSES FOR ITS MANUFACTURING

Title (de)

OPTISCHES DATENSPEICHERMEDIUM SOWIE HERSTELLUNGSVERFAHREN

Title (fr)

SUPPORT OPTIQUE DESTINE A LA MISE EN MEMOIRE PERMANENTE DES DONNEES ET PROCEDES DE FABRICATION

Publication

EP 1072037 A1 (EN)

Application

EP 99917055 A

Priority

  • IT 9900096 W
  • IT RM980247 A
  • IT RM980803 A

Abstract (en)

[origin: WO9954871A1] The invention concerns an optical support for the non-volatile memorisation of data comprising a suitably shaped base upon which at least an interference configuration obtained by holographic technique is realised.

IPC 1-7 (main, further and additional classification)

G11B 7/00

IPC 8 full level (invention and additional information)

G11B 7/0065 (2006.01); G11B 7/26 (2006.01)

CPC (invention and additional information)

G11B 7/0065 (2013.01); G11B 7/26 (2013.01)

Citation (search report)

See references of WO 9954871A1

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

EPO simple patent family

WO 9954871 A1 19991028; AU 3532799 A 19991108; EP 1072037 A1 20010131

INPADOC legal status

2006-05-17 [18D] DEEMED TO BE WITHDRAWN

- Ref Legal Event Code: 18D

- Effective date: 20051109

2005-06-15 [17Q] FIRST EXAMINATION REPORT

- Ref Legal Event Code: 17Q

- Effective date: 20050428

2001-01-31 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 20001028

2001-01-31 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE