Official data from INPI

APARELHO PARA LIMPEZA E DESAERAÇÃO DE UMA SUSPENSÃO AQUOSA DE MATÉRIA PRIMA PARA A FABRICAÇÃO DE PAPEL.

Em AnáliseInvention Patent

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Application data

Number

PI8001614

Type

Invention Patent

Filing

03/18/1980

Publication

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Progress at the INPI

Filing03/18/80
Publication
Examination04/13/82
Refused06/03/86
Grant
In force

The application was refused on 06/03/1986 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

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Latest action published by the INPI: 06/03/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Clark & Vicario Corporation (US)

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

06/03/1986

RPI 815

Petição de recurso

#12.2

04/02/1985

RPI 754

Indeferimento

#9.2

12/11/1984

RPI 738

Conhecimento de parecer técnico

#7.1

12/20/1983

RPI 687

Solicitação de exame técnico

#4.1

04/13/1982

RPI 599

From the same holder

APARELHO PARA PROPORCIONAR MATÉRIA PRIMA DESAREADA A UMA MÁQUINA DE PROCESSAMENTO.APARELHO COM MÚLTIPLOS HIDROCICLONES.

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