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Official data from INPI

PROCESSO PARA A PURIFICACAO DE SOLUCAO AQUOSA DE CLORETO DE SODIO

Em AnáliseInvention Patent

Application data

Number

PI7802438

Type

Invention Patent

Filing

04/20/1977

Publication

-

Progress at the INPI

  1. Filing04/20/77
  2. Publication
  3. Examination
  4. Allowance
  5. Grant
  6. In force

The application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 10/14/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. I. (pessoa física)

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Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

101

10/14/1986

RPI 834

Recurso

#12.1

06/21/1983

RPI 661

Deferimento

#9.1

03/01/1983

RPI 645

15

06/08/1982

RPI 607

Exigência - art. 36 da LPI

#6.1

05/18/1982

RPI 604

6.2

12/15/1981

RPI 582

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