Global patent index - EP 1073474 A1

EP 1073474 A1 2001-02-07 - IMPROVEMENTS IN OR RELATING TO CONTRAST AGENTS

Title (en)

IMPROVEMENTS IN OR RELATING TO CONTRAST AGENTS

Title (de)

VERBESSERUNGEN IN ODER BEZÜGLICH ZU KONTRASTMITTEL

Title (fr)

AMELIORATIONS RELATIVES A DES AGENTS DE CONTRASTE

Publication

EP 1073474 A1 (EN)

Application

EP 99918143 A

Priority

  • GB 9901234 W
  • GB 9808581 A

Abstract (en)

[origin: WO9953965A1] Ultrasound contrast agents of the phase shift colloid type, comprising emulsions of volatile oils in water, are provided with gas-containing nucleation sites associated with (e.g. within) droplets of the dispersed oil phase, in order to enhance efficacy and control of the liquid-to-gas phase transition.

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

A61K 49/00; A61K 41/00

IPC 8 full level (invention and additional information)

A61K 9/107 (2006.01); A61K 9/50 (2006.01); A61K 9/51 (2006.01); A61K 41/00 (2006.01); A61K 47/12 (2006.01); A61K 47/14 (2006.01); A61K 47/24 (2006.01); A61K 47/34 (2006.01); A61K 47/42 (2006.01); A61K 49/00 (2006.01); A61K 49/22 (2006.01)

CPC (invention and additional information)

A61K 49/223 (2013.01); A61K 41/0028 (2013.01)

Citation (search report)

See references of WO 9953965A1

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 9953965 A1 19991028; AU 3617799 A 19991108; EP 1073474 A1 20010207; GB 9808581 D0 19980624; JP 2002512208 A 20020423

INPADOC legal status

2006-03-22 [18D] DEEMED TO BE WITHDRAWN

- Ref Legal Event Code: 18D

- Effective date: 20050915

2002-05-02 [RAP1] TRANSFER OF RIGHTS OF AN EP PUBLISHED APPLICATION

- Owner name: AMERSHAM HEALTH AS

- Ref Legal Event Code: RAP1

2001-09-26 [17Q] FIRST EXAMINATION REPORT

- Ref Legal Event Code: 17Q

- Effective date: 20010808

2001-02-07 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 20001018

2001-02-07 [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