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Official data from INPI

PROCESSO PARA SEPARACAO DE PARTICULAS SOLIDAS EM SUSPENSAO

Em AnáliseInvention Patent

Application data

Number

PI8505969

Type

Invention Patent

Filing

11/21/1985

Publication

05/27/1986

Progress at the INPI

Technical opinion to answer
  1. Filing11/21/85
  2. Publication05/27/86
  3. Examination08/05/86
  4. Allowance
  5. Grant
  6. In force

The INPI issued a technical opinion on patentability. The applicant must respond for examination to continue.

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Latest action published by the INPI: 08/05/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

P. A. (pessoa física)

Inventors

A. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

08/05/1986

RPI 824

Publicação antecipada

#3.2

05/27/1986

RPI 814

Pedido de patente depositado

#2.1

01/28/1986

RPI 797

Retificação

#15.3

06/09/1992

RPI 1123

Conhecimento de parecer técnico

#7.1

09/03/1991

RPI 1083

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