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Official data from INPI

MATERIAL DE FILTRO PARA MEIOS LIQUIDOS OU GASOSOS,PROCESSO PARA SUA FABRICACAO,E FILTRO QUE O CONTEM

Em AnáliseInvention Patent

Application data

Number

PI7901142

Type

Invention Patent

Filing

02/21/1978

Publication

-

Progress at the INPI

  1. Filing02/21/78
  2. Publication
  3. Examination
  4. Allowance04/17/84
  5. Grant10/30/84
  6. Terminated10/03/89

The patent was granted on 10/30/1984 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: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. M. (pessoa física)

Inventors

S. M. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

10/03/1989

RPI 989

Concessão da patente

#16.1

10/30/1984

RPI 732

Notificação para pagamento de retribuição

#13.1

08/07/1984

RPI 720

Deferimento

#9.1

04/17/1984

RPI 704

Exigência - art. 36 da LPI

#6.1

11/16/1983

RPI 682

Exigência - art. 36 da LPI

#6.1

05/17/1983

RPI 656

Exigência - art. 36 da LPI

#6.1

07/20/1982

RPI 613

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