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Official data from INPI

OCULAR PARA UMA LENTE INTRAOCULAR

PublicadaInvention Patent

Application data

Number

PI8701752

Type

Invention Patent

Filing

04/13/1987

Publication

01/12/1988

Progress at the INPI

  1. Filing04/13/87
  2. Publication01/12/88
  3. Examination08/21/90
  4. Allowance04/20/93
  5. Grant09/28/93
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 01/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Johnson & Johnson

US

See this company's full portfolio

Inventors

C. H. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

851.832 · 04/14/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

01/12/1988

RPI 899

Pedido de patente depositado

#2.1

07/21/1987

RPI 874

Carta-patente expirada

#21.1

Patente extinta em 13/04/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

09/28/1993

RPI 1191

Notificação para pagamento de retribuição

#13.1

08/17/1993

RPI 1185

Deferimento

#9.1

04/20/1993

RPI 1168

Exigência - art. 36 da LPI

#6.1

06/09/1992

RPI 1123

Exigência - art. 36 da LPI

#6.1

11/05/1991

RPI 1092

Solicitação de exame técnico

#4.1

08/21/1990

RPI 1029

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