Global Patent Index - EP 1007103 A2

EP 1007103 A2 2000-06-14 - PROCESS FOR PREPARATION OF LYOPHILISED CONTRAST AGENTS

Title (en)

PROCESS FOR PREPARATION OF LYOPHILISED CONTRAST AGENTS

Title (de)

VERFAHREN ZUR HERSTELLUNG VON GEFRIERGETROCKNETE KONTRASTMITTELN

Title (fr)

AMELIORATIONS RELATIVES AUX MILIEUX DE CONTRASTE

Publication

EP 1007103 A2 (EN)

Application

EP 98939754 A

Priority

  • GB 9802491 W
  • GB 9717589 A

Abstract (en)

[origin: WO9908716A2] The invention provides a process for the preparation of a fluorocarbon-containing lyophilised contrast agent which comprises lyophilising lyophilisable precursor material contained in one or more containers in a lyophilisation or like vacuum chamber, introducing said fluorinated gas into said chamber and effecting sealing closure of said container or containers, characterised in that, following closure of said container or containers, an overpressure of an atmoshperic gas is applied to said chamber and said fluorocarbon gas is allowed to condense in a condensation vessel connected to said chamber.

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

A61K 49/00; A61B 8/00

IPC 8 full level (invention and additional information)

A61K 49/00 (2006.01); A61B 8/00 (2006.01); A61K 49/22 (2006.01)

IPC 8 main group level (invention and additional information)

A61K (2006.01)

CPC (invention and additional information)

A61K 49/223 (2013.01)

Citation (search report)

See references of WO 9908716A3

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 9908716 A2 19990225; WO 9908716 A3 19990812; AU 8816198 A 19990308; EP 1007103 A2 20000614; GB 9717589 D0 19971022; JP 2001515055 A 20010918; NO 20000622 A 20000310; NO 20000622 D0 20000208; ZA 9807483 B 19990521

INPADOC legal status


2002-03-20 [18W] WITHDRAWN

- Ref Legal Event Code: 18W

- Date of withdrawal: 20020123

2000-06-14 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 20000128

2000-06-14 [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