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Official data from INPI

SISTEMA DE BOMBEIRO HIDRÁULICO ROTATIVO SUBMERSO.

ConcedidaInvention Patent

Application data

Number

PI8500233

Type

Invention Patent

Filing

01/18/1985

Publication

09/02/1986

Progress at the INPI

  1. Filing01/18/85
  2. Publication09/02/86
  3. Examination12/09/86
  4. Allowance02/09/88
  5. Grant08/30/88
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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: 08/30/1988. 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

E. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/30/1988

RPI 932

Notificação para pagamento de retribuição

#13.1

06/07/1988

RPI 920

Deferimento

#9.1

02/09/1988

RPI 903

Exigência - art. 36 da LPI

#6.1

10/13/1987

RPI 886

Solicitação de exame técnico

#4.1

12/09/1986

RPI 842

Publicação do pedido de patente

#3.1

09/02/1986

RPI 828

Pedido de patente depositado

#2.1

04/16/1985

RPI 756

Carta-patente expirada

#21.1

Patente extinta em 18/01/2000

07/15/2008

RPI 1958

Cessão de direito de exploração

#22.1

11/28/1995

RPI 1304

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