Official data from INPI

PROCESSO DE CARBONIZAÇÃO DE MATERIAL CELULÓSICO ATRAVÉS DA TERMÓLISE.

IndeferidaInvention Patent

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Application data

Number

PI8205742

Type

Invention Patent

Filing

09/30/1982

Publication

05/08/1984

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Progress at the INPI

Under appeal

Filing09/30/82
Publication05/08/84
Examination12/18/84
Refused03/24/87
Grant
In force

The application was refused by the INPI on 03/24/1987. The invention was never patented.

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Latest action published by the INPI: 03/24/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Fermap - Administração de Bens e Serviços Técnicos S.C. Ltda.

Inventors

L. [. (pessoa física)

R. [. (pessoa física)

Technical data

IPC Classification

C10B 53/02

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

03/24/1987

RPI 857

Conhecimento de parecer técnico

#7.1

11/26/1985

RPI 788

Solicitação de exame técnico

#4.1

12/18/1984

RPI 739

Publicação do pedido de patente

#3.1

05/08/1984

RPI 707

Pedido de patente depositado

#2.1

11/23/1982

RPI 631

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