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Official data from INPI

SISTEMA INCORPORANDO DUAS DIFERENTES LENTES DE CONTATO ESFERO-NÃO-ESFÉRICAS PARA CORREÇÃO DE PRESBIOPIA

Arquivada/ExtintaInvention PatentPCT · CA1996000013

Application data

Number

PI9606745

Type

Invention Patent

Filing

01/10/1996

Publication

12/30/1997

PCT

CA1996000013

Progress at the INPI

  1. Filing01/10/96
  2. Publication12/30/97
  3. Examination
  4. Allowance10/23/01
  5. Grant04/30/02
  6. Expired01/12/16

The letters patent expired on 01/12/2016: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 01/12/2016. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CooperVision International Holding Company, LP

GB

Les Laboratoires Opti-Centre Inc.

CA

See this company's full portfolio

Inventors

R. M. (pessoa física)

CA

Technical data

IPC Classification

Priority claims

US

370666 · 01/10/1995

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 10/01/2016

01/12/2016

RPI 2349

Transferência deferida

#25.1

Transferido de: Les Laboratoires Opti-Centre Inc.

10/13/2010

RPI 2075

Concessão da patente

#16.1

04/30/2002

RPI 1634

Deferimento

#9.1

10/23/2001

RPI 1607

Notificação de entrada na fase nacional - PCT

#1.3

12/30/1997

RPI 1410

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