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Official data from INPI

Tucho comando de válvula de acionamento direto de um motor de combustão interna.

Em AnáliseInvention Patent

Application data

Number

PI8005732

Type

Invention Patent

Filing

09/09/1980

Publication

-

Progress at the INPI

  1. Filing09/09/80
  2. Publication
  3. Examination08/09/83
  4. Allowance04/09/85
  5. Grant10/29/85
  6. Terminated09/26/89

The patent was granted on 10/29/1985 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. C. (pessoa física)

US

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Inventors

B. S. (pessoa física)

Technical data

IPC Classification

Priority claims

US

100.690 · 12/05/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

09/26/1989

RPI 988

20.7

07/29/1986

RPI 823

Concessão da patente

#16.1

10/29/1985

RPI 784

Notificação para pagamento de retribuição

#13.1

07/30/1985

RPI 771

Deferimento

#9.1

04/09/1985

RPI 755

Exigência - art. 36 da LPI

#6.1

09/18/1984

RPI 726

Exigência - art. 36 da LPI

#6.1

01/10/1984

RPI 690

Solicitação de exame técnico

#4.1

08/09/1983

RPI 668

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