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Official data from INPI

DISPOSITIVO DE CONEXÃO DE LINHAS ASSOCIADAS A UM EQUIPAMENTO DE PERFURAÇÃO NO MAR

PublicadaInvention Patent

Application data

Number

PI8700249

Type

Invention Patent

Filing

01/21/1987

Publication

12/01/1987

Progress at the INPI

  1. Filing01/21/87
  2. Publication12/01/87
  3. Examination08/07/90
  4. Allowance07/02/91
  5. Grant10/27/92
  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: 12/01/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Framatome

FR

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Inventors

J. P. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

8600788 · 01/21/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

12/01/1987

RPI 893

Pedido de patente depositado

#2.1

05/12/1987

RPI 864

Carta-patente expirada

#21.1

Patente extinta em 21/01/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

10/27/1992

RPI 1143

Notificação para pagamento de retribuição

#13.1

05/19/1992

RPI 1120

9.1.3

12/03/1991

RPI 1096

Deferimento

#9.1

07/02/1991

RPI 1074

Solicitação de exame técnico

#4.1

08/07/1990

RPI 1027

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