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Official data from INPI

PROCESSO PARA TRATAMENTO BIOLOGICO CONTINUO DE AGUA DE DESPEJO,E APARELHO PARA O MESMO

Em AnáliseInvention Patent

Application data

Number

PI7707542

Type

Invention Patent

Filing

11/10/1977

Publication

-

Progress at the INPI

  1. Filing11/10/77
  2. Publication
  3. Examination
  4. Allowance04/24/84
  5. Grant10/30/84
  6. Terminated11/16/88

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: 11/16/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

L. C. (pessoa física)

Inventors

H. D. (pessoa física)

L. R. (pessoa física)

S. G. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

11/16/1988

RPI 943

Concessão da patente

#16.1

10/30/1984

RPI 732

Notificação para pagamento de retribuição

#13.1

08/21/1984

RPI 722

Deferimento

#9.1

04/24/1984

RPI 705

Exigência - art. 36 da LPI

#6.1

02/01/1983

RPI 641

15.0

06/01/1982

RPI 606

Conhecimento de parecer técnico

#7.1

05/04/1982

RPI 602

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