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Official data from INPI

APARELHO E PROCESSO PARA A PURIFICACAO DA AGUA POLUIDA CONTIDA EM PISCINAS NATURAIS OU ARTIFICIAIS

IndeferidaInvention Patent
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Application data

Number

PI7902949

Type

Invention Patent

Filing

05/14/1979

Publication

-
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Progress at the INPI

Under appeal
  1. Filing05/14/79
  2. Publication
  3. Examination01/25/83
  4. Refused12/04/84
  5. Grant
  6. In force

The application was refused by the INPI on 12/04/1984. The invention was never patented.

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Latest action published by the INPI: 12/04/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

R. G. (pessoa física)

Inventors

R. G. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

12/04/1984

RPI 737

Solicitação de exame técnico

#4.1

01/25/1983

RPI 640

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