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Official data from INPI

PROCESSO PARA TRATAMENTO DE ÁGUAS EFLUENTES DE USINAS EXTRATIVAS DE MINAS

ArquivadaInvention Patent

Application data

Number

PI8202426

Type

Invention Patent

Filing

04/27/1982

Publication

04/12/1983

Progress at the INPI

  1. Filing04/27/82
  2. Publication04/12/83
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 04/27/1982 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/29/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Prodeco SpA

IT

Inventors

N. S. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

21393 A/91 · 04/27/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

10/29/1985

RPI 784

Publicação do pedido de patente

#3.1

04/12/1983

RPI 651

Pedido de patente depositado

#2.1

06/15/1982

RPI 608

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