Global Patent Index - EP 1058832 A1

EP 1058832 A1 2000-12-13 - USE OF FLUORESCENT DYES FOR SURFACE ANALYSIS

Title (en)

USE OF FLUORESCENT DYES FOR SURFACE ANALYSIS

Title (de)

VERWENDUNG VON FLUORESZENZFARBSTOFFEN ZUR OBERFLÄCHENUNTERSUCHUNG

Title (fr)

UTILISATION DE COLORANTS FLUORESCENTS POUR L'ANALYSE DE SURFACES

Publication

EP 1058832 A1 (DE)

Application

EP 99908892 A

Priority

  • DE 19807405 A
  • EP 9900953 W

Abstract (en)

[origin: DE19906214A1] Fluorescent dyes (I) containing reactive group(s) that can react with nucleophilic groups are used for qualitative and optionally quantitative fluorescence analytical determination of the adsorption of compounds containing amino and/or imino groups on surfaces.

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

G01N 21/00

IPC 8 full level (invention and additional information)

G01N 21/75 (2006.01); C09B 23/00 (2006.01); D06P 1/00 (2006.01); G01N 33/58 (2006.01); D06P 1/38 (2006.01); D06P 3/32 (2006.01)

CPC (invention and additional information)

D06P 1/0012 (2013.01); G01N 33/582 (2013.01); D06P 1/38 (2013.01); D06P 3/3286 (2013.01); Y10T 436/17 (2013.01); Y10T 436/173845 (2013.01)

Citation (search report)

See references of WO 9942812A1

Designated contracting state (EPC)

BE DE FR GB

EPO simple patent family

DE 19906214 A1 19990826; EP 1058832 A1 20001213; JP 2002504678 A 20020212; US 6627455 B1 20030930; WO 9942812 A1 19990826

INPADOC legal status


2007-10-17 [18W] WITHDRAWN

- Effective date: 20070723

2000-12-13 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20000816

2000-12-13 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): BE DE FR GB