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Official data from INPI

FORNO DE BAIXA PRESSÃO COM DISPOSITIVO PARA OPERAR A COQUILHA

DeferidaInvention Patent

Application data

Number

PI8700605

Type

Invention Patent

Filing

02/03/1987

Publication

10/06/1987

Progress at the INPI

  1. Filing02/03/87
  2. Publication10/06/87
  3. Examination03/22/88
  4. Allowance10/31/89
  5. Grant06/26/90
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 10/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Elino Fornos Industriais S/A

SP, BR

Inventors

P. G. (pessoa física)

BR

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

10/31/1989

RPI 993

Solicitação de exame técnico

#4.1

03/22/1988

RPI 909

Publicação antecipada

#3.2

10/06/1987

RPI 885

Pedido de patente depositado

#2.1

06/09/1987

RPI 868

Carta-patente expirada

#21.1

Patente extinta em 03/02/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

06/26/1990

RPI 1024

Notificação para pagamento de retribuição

#13.1

03/06/1990

RPI 1008

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