Global patent index - EP 0968411 A1

EP 0968411 A1 2000-01-05 - LUMINESCENCE ASSAYS

Title (en)

LUMINESCENCE ASSAYS

Title (de)

LUMINISZENZASSAYS

Title (fr)

ANALYSES DE LUMINESCENCE

Publication

EP 0968411 A1 (EN)

Application

EP 98912589 A

Priority

  • GB 9800769 W
  • GB 9706200 A
  • GB 9802199 A

Abstract (en)

[origin: WO9843072A1] Disclosed are apparatus and method of detection of luminescence in which a luminescent species of interest is excited by a process of simultaneous or sequential absorption of at least two photons from at least one photon source, wherein the or each photon source is modulated at one or more frequencies, and luminescence measurements are made at a frequency or frequencies different from the or each modulation frequency, the or each frequency at which measurements are made being a function of the or each modulation frequency by virtue of the excitation process.

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

G01N 21/64; G01N 33/533; G01N 33/58

IPC 8 full level (invention and additional information)

G01N 21/64 (2006.01); G01N 33/533 (2006.01); G01N 33/542 (2006.01); G01N 33/58 (2006.01)

CPC (invention and additional information)

G01N 33/533 (2013.01); G01N 21/6428 (2013.01); G01N 33/542 (2013.01); G01N 33/582 (2013.01); G01N 33/585 (2013.01)

Citation (search report)

See references of WO 9843072A1

Designated contracting state (EPC)

CH DE FR GB LI NL

EPO simple patent family

WO 9843072 A1 19981001; AU 6737398 A 19981020; EP 0968411 A1 20000105

INPADOC legal status

2004-04-21 [18D] DEEMED TO BE WITHDRAWN

- Ref Legal Event Code: 18D

- Effective date: 20030901

2000-01-05 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 19991025

2000-01-05 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

- Designated State(s): CH DE FR GB LI NL