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Official data from INPI

DISPOSITIVO DE PRODUÇÃO DE FAÍSCA PARA IGNIÇÃO

Em AnáliseInvention Patent

Application data

Number

PI8500344

Type

Invention Patent

Filing

01/25/1985

Publication

-

Progress at the INPI

  1. Filing01/25/85
  2. Publication
  3. Examination02/24/87
  4. Allowance11/13/90
  5. Grant05/28/91
  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: 02/24/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

G. B. (pessoa física)

ES

Laforest, S.A.

ES

Inventors

G. B. (pessoa física)

ES

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

02/24/1987

RPI 853

Pedido de patente depositado

#2.1

04/23/1985

RPI 757

Carta-patente expirada

#21.1

Patente extinta em 25/01/2000

07/15/2008

RPI 1958

Concessão da patente

#16.1

05/28/1991

RPI 1069

Notificação para pagamento de retribuição

#13.1

02/26/1991

RPI 1056

Deferimento

#9.1

11/13/1990

RPI 1041

Exigência - art. 36 da LPI

#6.1

05/22/1990

RPI 1019

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