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Official data from INPI

MEIO PARA ABSORÇÃO DE FORÇAS EXPANSIVAS EM UM FORNO

PublicadaInvention Patent

Application data

Number

PI8702157

Type

Invention Patent

Filing

04/30/1987

Publication

02/09/1988

Progress at the INPI

  1. Filing04/30/87
  2. Publication02/09/88
  3. Examination08/28/90
  4. Allowance08/06/91
  5. Grant05/26/92
  6. Terminated10/17/95

The patent was granted on 05/26/1992 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: 02/09/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. A. (pessoa física)

SE

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Inventors

H. P. (pessoa física)

SE

Technical data

IPC Classification

Priority claims

SE

8602040-1 · 05/02/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

02/09/1988

RPI 903

Pedido de patente depositado

#2.1

07/28/1987

RPI 875

Anuidade - prazo legal encerrado

#18.2

10/17/1995

RPI 1298

Concessão da patente

#16.1

05/26/1992

RPI 1121

Notificação para pagamento de retribuição

#13.1

12/03/1991

RPI 1096

Deferimento

#9.1

08/06/1991

RPI 1079

Exigência - art. 36 da LPI

#6.1

04/02/1991

RPI 1061

Solicitação de exame técnico

#4.1

08/28/1990

RPI 1030

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