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Official data from INPI

VÁLVULA DE ESCAPE PARA UM MOTOR DE COMBUSTÃO INTERNA.

Em AnáliseInvention Patent

Application data

Number

PI8005413

Type

Invention Patent

Filing

08/27/1980

Publication

-

Progress at the INPI

  1. Filing08/27/80
  2. Publication
  3. Examination05/10/83
  4. Allowance12/20/83
  5. Grant06/26/84
  6. In force08/27/00

The patent was granted on 06/26/1984 and is in force until 08/27/2000. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:08/27/2000

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Latest action published by the INPI: 09/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B & W Diesel A/S

DK

MAN - B&W Diesel A/S.

DK

Inventors

K. F. (pessoa física)

DK

Technical data

IPC Classification

Priority claims

DK

3612/79 · 08/29/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.4

09/27/1988

RPI 936

20.4

05/14/1985

RPI 760

20.7

05/07/1985

RPI 759

Concessão da patente

#16.1

06/26/1984

RPI 714

Notificação para pagamento de retribuição

#13.1

04/17/1984

RPI 704

Deferimento

#9.1

12/20/1983

RPI 687

Solicitação de exame técnico

#4.1

05/10/1983

RPI 655

22.2

Requerente: O titular @Despacho: Não conhecida a petição n. º003809 de 24/02/1999, rotulada de "Extensão de prazo " por falta de fundamentação legal - artigo 219 inciso II.

03/22/2005

RPI 1785

Carta-patente expirada

#21.1

09/26/1995

RPI 1295

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