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Official data from INPI

APARELHO CORRUGADOR E PROCESSO PARA FORMAR FOLHA PARA FILTRO

Em AnáliseInvention Patent

Application data

Number

PI8002697

Type

Invention Patent

Filing

05/02/1979

Publication

-

Progress at the INPI

  1. Filing05/02/79
  2. Publication
  3. Examination
  4. Allowance05/31/83
  5. Grant11/29/83
  6. Terminated06/21/88

The patent was granted on 11/29/1983 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 06/21/1988. We update with every new RPI gazette, published weekly.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/21/1988

RPI 922

Concessão da patente

#16.1

11/29/1983

RPI 684

Notificação para pagamento de retribuição

#13.1

09/27/1983

RPI 675

Deferimento

#9.1

05/31/1983

RPI 658

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