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Official data from INPI

PLATAFORMA MARÍTIMA OSCILANTE DE BASE RÍGIDA

Em AnáliseInvention Patent

Application data

Number

PI8700346

Type

Invention Patent

Filing

01/27/1987

Publication

05/24/1988

Progress at the INPI

  1. Filing01/27/87
  2. Publication05/24/88
  3. Examination04/11/89
  4. Allowance07/31/90
  5. Grant02/13/91
  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: 08/22/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Doris Engineering Institut Français de Recherceh Pour L'Exploitation de La Mer

FR

Inventors

D. M. (pessoa física)

FR

F. S. (pessoa física)

FR

L. D. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

86 14784 · 10/24/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de certificado de adição de invenção

#5.1

08/22/1989

RPI 983

Solicitação de exame técnico

#4.1

04/11/1989

RPI 964

14.1

10/11/1988

RPI 938

Publicação do pedido de patente

#3.1

05/24/1988

RPI 918

Pedido de patente depositado

#2.1

05/26/1987

RPI 866

Carta-patente expirada

#21.1

Patente extinta em 27/01/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

02/13/1991

RPI 1054

Notificação para pagamento de retribuição

#13.1

11/13/1990

RPI 1041

Deferimento

#9.1

07/31/1990

RPI 1026

14.11

06/19/1990

RPI 1023

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