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Official data from INPI

PISTÃO SISTEMA DE CILINDRO E PISTÃO, E MOTOR DE COMBUSTÃO INTERNA.

Em AnáliseInvention Patent

Application data

Number

PI8006526

Type

Invention Patent

Filing

02/05/1980

Publication

-

Progress at the INPI

  1. Filing02/05/80
  2. Publication
  3. Examination09/28/82
  4. Allowance06/11/85
  5. Grant12/31/85
  6. Terminated09/25/90

The patent was granted on 12/31/1985 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: 08/26/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Associated Engineering Italy S.P.A.

Inventors

L. B. (pessoa física)

Technical data

IPC Classification

Priority claims

GB

7904300 · 11/13/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Cessão de direito de exploração

#22.1

08/26/1986

RPI 827

Concessão da patente

#16.1

12/31/1985

RPI 793

Notificação para pagamento de retribuição

#13.1

09/24/1985

RPI 779

Deferimento

#9.1

06/11/1985

RPI 764

8.1

04/23/1985

RPI 757

Exigência - art. 36 da LPI

#6.1

07/10/1984

RPI 716

Exigência - art. 36 da LPI

#6.1

11/16/1983

RPI 682

Exigência - art. 36 da LPI

#6.1

06/14/1983

RPI 660

Solicitação de exame técnico

#4.1

09/28/1982

RPI 623

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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