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Official data from INPI

PROCESSO E MECANISMO PARA REGULACAO DE FLUXO DE FOLHA EVOLUTIVA

Em AnáliseInvention Patent

Application data

Number

PI7900756

Type

Invention Patent

Filing

02/08/1978

Publication

-

Progress at the INPI

  1. Filing02/08/78
  2. Publication
  3. Examination
  4. Allowance05/31/83
  5. Grant11/29/83
  6. Terminated06/14/88

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: 06/14/1988. 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

06/14/1988

RPI 921

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

Exigência - art. 36 da LPI

#6.1

07/20/1982

RPI 613

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