Global Patent Index - EP 1004929 A1

EP 1004929 A1 2000-05-31 - Black and white monosheet thermographic recording material with improved diagnostic capability

Title (en)

Black and white monosheet thermographic recording material with improved diagnostic capability

Title (de)

Thermographisches Schwarz-Weiss-Aufzeichnungsmaterial mit verbesserter diagnostischer Auswertbarkeit

Title (fr)

Matériau d'enregistrement thermographique noir et blanc ayant une interprétabilité diagnostique améliorée

Publication

EP 1004929 A1 (EN)

Application

EP 99204004 A

Priority

  • EP 99204004 A
  • EP 98204007 A

Abstract (en)

A black and white monosheet thermographic recording material having a spectrophotometrically determined maximum absorption for visible light between 570 and 650nm and comprising a support and a thermosensitive element, the thermosensitive element containing a substantially light-insensitive organic silver salt, an organic reducing agent therefor in thermal working relationship therewith and a binder, characterized in that the substantially light-insensitive black and white monosheet thermographic recording material contains at least two colorants with maximum absorption at a wavelength between 450nm and 700nm, none of the at least two colorants is an antihalation dye, and at least one of the at least two colorants is incorporated in the support; and photothermographic and thermographic recording processes therewith.

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

G03C 1/498

IPC 8 full level (invention and additional information)

G03C 1/498 (2006.01)

CPC (invention and additional information)

G03C 1/49863 (2013.01); G03C 1/49872 (2013.01); G03C 1/4989 (2013.01)

Combination set (CPC)

  1. G03C 1/49863 + G03C 2200/22
  2. G03C 1/49872 + G03C 2200/22
  3. G03C 1/4989 + G03C 2200/22

Citation (search report)

Designated contracting state (EPC)

BE DE FR GB

EPO simple patent family

EP 1004929 A1 20000531; EP 1004929 B1 20040519

INPADOC legal status


2011-09-30 [PG25 FR] LAPSED IN A CONTRACTING STATE ANNOUNCED VIA POSTGRANT INFORM. FROM NAT. OFFICE TO EPO

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2009-09-11 [REG FR ST] NOTIFICATION OF LAPSE

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2009-07-29 [GBPC] GB: EUROPEAN PATENT CEASED THROUGH NON-PAYMENT OF RENEWAL FEE

- Effective date: 20081124

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2007-08-10 [REG FR TP] TRANSMISSION OF PROPERTY

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2005-05-11 [26N] NO OPPOSITION FILED

- Effective date: 20050222

2004-12-31 [ET] FR: TRANSLATION FILED

2004-06-24 [REF] CORRESPONDS TO:

- Document: DE 69917414 P 20040624

2004-05-19 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: B1

- Designated State(s): BE DE FR GB

2004-05-19 [REG GB FG4D] EUROPEAN PATENT GRANTED

2004-05-19 [PG25 BE] LAPSED IN A CONTRACTING STATE ANNOUNCED VIA POSTGRANT INFORM. FROM NAT. OFFICE TO EPO

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- Effective date: 20040519

2003-04-16 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20030227

2002-02-20 [RAP1] TRANSFER OF RIGHTS OF AN EP PUBLISHED APPLICATION

- Owner name: AGFA-GEVAERT

2001-02-14 [AKX] PAYMENT OF DESIGNATION FEES

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- Designated State(s): BE DE FR GB

2000-05-31 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

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