Global patent index - EP 1024945 A1

EP 1024945 A1 2000-08-09 - OPHTHALMIC LENS PRODUCTION PROCESS

Title (en)

OPHTHALMIC LENS PRODUCTION PROCESS

Title (de)

HERSTELLUNGSVERFAHREN FÜR OPHTHALMISCHE LINSEN

Title (fr)

PROCEDE DE PRODUCTION DE LENTILLES OPHTALMIQUES

Publication

EP 1024945 A1 (EN)

Application

EP 98950096 A

Priority

  • EP 9806205 W
  • US 6105697 P

Abstract (en)

[origin: WO9917917A1] A method of making an ophthalmic lens comprising the steps of: preparing a polymerizable composition comprising excessive oxygen content; contacting the polymerizable composition with a gas that is inert or substantially inert to the polymerizable composition, and deoxygenating or partially deoxygenating the polymerizable composition; conveying all or part of the polymerizable composition to an ophthalmic lens mold; polymerizing all or part of the polymerizable composition and obtaining a polymeric ophthalmic lens, and the lens produced by such process.

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

B29D 11/00; G02B 1/04

IPC 8 full level (invention and additional information)

G02B 7/04 (2006.01); B29C 39/02 (2006.01); B29C 39/24 (2006.01); B29D 11/00 (2006.01); G02B 1/04 (2006.01)

CPC (invention and additional information)

B29D 11/00432 (2013.01); B29D 11/00125 (2013.01); G02B 1/043 (2013.01)

Citation (search report)

See references of WO 9917917A1

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 9917917 A1 19990415; AU 9629098 A 19990427; EP 1024945 A1 20000809; JP 2001519252 A 20011023

INPADOC legal status

2001-09-12 [18D] DEEMED TO BE WITHDRAWN

- Ref Legal Event Code: 18D

- Effective date: 20010310

2001-08-08 [RAP1] TRANSFER OF RIGHTS OF AN EP PUBLISHED APPLICATION

- Owner name: NOVARTIS AG

- Ref Legal Event Code: RAP1

2001-08-08 [RAP1] TRANSFER OF RIGHTS OF AN EP PUBLISHED APPLICATION

- Owner name: NOVARTIS-ERFINDUNGEN VERWALTUNGSGESELLSCHAFT M.B.

- Ref Legal Event Code: RAP1

2000-10-18 [17Q] FIRST EXAMINATION REPORT

- Ref Legal Event Code: 17Q

- Effective date: 20000830

2000-08-09 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 20000304

2000-08-09 [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