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Official data from INPI

SISTEMA PARA REALIZAR OPERAÇÕES DA LINHA DE CABO EM UM POÇO SUBMARINO

PublicadaInvention Patent

Application data

Number

PI8900491

Type

Invention Patent

Filing

01/31/1989

Publication

10/03/1989

Progress at the INPI

Awaiting grant fee payment
  1. Filing01/31/89
  2. Publication10/03/89
  3. Examination11/05/91
  4. Allowance02/08/94
  5. Grant
  6. In force

The application was allowed by the INPI on 02/08/1994. The grant of the letters patent is being processed.

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Latest action published by the INPI: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

O. C. (pessoa física)

US

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Inventors

K. W. (pessoa física)

US

P. C. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

US

151.112 · 02/01/1988

US

202.361 · 06/06/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

10/03/1989

RPI 989

Pedido de patente depositado

#2.1

03/28/1989

RPI 962

Retificação

#15.3

07/05/1994

RPI 1231

Deferimento

#9.1

02/08/1994

RPI 1210

Solicitação de exame técnico

#4.1

11/05/1991

RPI 1092

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