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Official data from INPI

PROCESSO DE MEDIR A INCLINAÇÃO DE UMA ESTRUTURA FLUTUANTE EM DECORRÊNCIA DE UMA MUDANÇA NA DISTRIBUIÇÃO DE PESOS DA ESTRUTURA, E, ESTRUTURA FLUTUANTE COM INCLINÔMETROS

Em AnáliseInvention Patent

Application data

Number

PI8606854

Type

Invention Patent

Filing

08/29/1986

Publication

11/03/1987

Progress at the INPI

  1. Filing08/29/86
  2. Publication11/03/87
  3. Examination02/09/88
  4. Allowance05/07/91
  5. Grant04/27/93
  6. Expired07/22/08

The letters patent expired on 07/22/2008: 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: 02/09/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The British Petroleum Company Plc

GB

See this company's full portfolio

Inventors

M. B. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8521702 · 08/31/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

02/09/1988

RPI 903

Notificação de entrada na fase nacional - PCT

#1.3

11/03/1987

RPI 889

Carta-patente expirada

#21.1

Patente extinta em 29/08/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

04/27/1993

RPI 1169

110

02/02/1993

RPI 1157

Recurso

#12.1

08/20/1991

RPI 1081

Deferimento

#9.1

05/07/1991

RPI 1066

Exigência - art. 36 da LPI

#6.1

01/15/1991

RPI 1050

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