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Official data from INPI

Processo de tratamento de efluentes aquosos contendo resíduos orgânicos e eventualmente sais minerais, e forno incinerador para a execução desse processo.

ConcedidaInvention Patent

Application data

Number

PI8103753

Type

Invention Patent

Filing

06/11/1981

Publication

10/20/1981

Progress at the INPI

  1. Filing06/11/81
  2. Publication10/20/81
  3. Examination02/02/82
  4. Allowance09/18/84
  5. Grant10/01/85
  6. Terminated09/13/94

The patent was granted on 10/01/1985 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: 10/01/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Rhone-Poulenc Industries

FR

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Inventors

S. F. (pessoa física)

Technical data

IPC Classification

Priority claims

FR

80 13165 · 06/13/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/01/1985

RPI 780

Notificação para pagamento de retribuição

#13.1

01/15/1985

RPI 743

Deferimento

#9.1

09/18/1984

RPI 726

Exigência - art. 36 da LPI

#6.1

05/08/1984

RPI 707

14.1

06/21/1983

RPI 661

Solicitação de exame técnico

#4.1

02/02/1982

RPI 589

Publicação antecipada

#3.2

10/20/1981

RPI 574

Anuidade - prazo legal encerrado

#18.2

09/13/1994

RPI 1241

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