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Official data from INPI

CABEÇOTE DE MOTOR À COMBUSTÃO INTERNA DE IGNIÇÃO COMANDADA

Em AnáliseInvention Patent

Application data

Number

PI8603167

Type

Invention Patent

Filing

07/07/1986

Publication

02/24/1987

Progress at the INPI

  1. Filing07/07/86
  2. Publication02/24/87
  3. Examination04/28/87
  4. Allowance06/12/90
  5. Grant02/26/91
  6. Terminated06/18/96

The patent was granted on 02/26/1991 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: 04/28/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. C. (pessoa física)

FR

Inventors

G. L. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

85-10424 · 07/08/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

04/28/1987

RPI 862

Publicação do pedido de patente

#3.1

02/24/1987

RPI 853

Pedido de patente depositado

#2.1

12/30/1986

RPI 845

Anuidade - prazo legal encerrado

#18.2

06/18/1996

RPI 1333

Republicação - classificação IPC

#15.11

04/30/1991

RPI 1065

Concessão da patente

#16.1

02/26/1991

RPI 1056

Notificação para pagamento de retribuição

#13.1

11/20/1990

RPI 1042

9.1.3

08/07/1990

RPI 1027

Deferimento

#9.1

06/12/1990

RPI 1022

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