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Official data from INPI

PROCESSO E APARELHO PARA RECUPERAR FIBRA DE FAZER PAPEL DE RESTOS DE PRODUTOS DE PAPEL CONTAMINADOS E APARELHO DE PENEIRAR ROTATÓRIA PARA DESFIBRAR OU DESFLOCULAR MATERIAL DE PAPEL

Em AnáliseInvention Patent

Application data

Number

PI8204850

Type

Invention Patent

Filing

08/19/1982

Publication

08/02/1983

Progress at the INPI

Technical opinion to answer
  1. Filing08/19/82
  2. Publication08/02/83
  3. Examination08/06/85
  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: 10/20/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Black Clawson Company

US

Inventors

J. P. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8125510 · 08/20/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

10/20/1987

RPI 887

Conhecimento de parecer técnico

#7.1

09/02/1986

RPI 828

Solicitação de exame técnico

#4.1

08/06/1985

RPI 772

Publicação do pedido de patente

#3.1

08/02/1983

RPI 667

Pedido de patente depositado

#2.1

10/05/1982

RPI 624

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