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Official data from INPI

SISTEMA DE CONEXÃO SUBMARINA E CONECTOR ATIVO UTILIZADO NO REFERIDO SISTEMA

Arquivada/ExtintaInvention Patent

Application data

Number

PI9005132

Type

Invention Patent

Filing

10/12/1990

Publication

04/14/1992

Progress at the INPI

  1. Filing10/12/90
  2. Publication04/14/92
  3. Examination11/03/92
  4. Allowance03/29/94
  5. Grant12/27/94
  6. Expired06/01/10

The letters patent expired on 06/01/2010: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 06/01/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Petróleo Brasileiro S/A - Petrobrás

RJ, BR

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Inventors

C. P. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 12/10/2005

06/01/2010

RPI 2056

Concessão da patente

#16.1

12/27/1994

RPI 1256

Notificação para pagamento de retribuição

#13.1

08/02/1994

RPI 1235

Deferimento

#9.1

03/29/1994

RPI 1217

Solicitação de exame técnico

#4.1

11/03/1992

RPI 1144

Publicação do pedido de patente

#3.1

04/14/1992

RPI 1115

Pedido de patente depositado

#2.1

04/09/1991

RPI 1062

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