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Official data from INPI

PROCESSO DE OBTENCAO DE ETANOL E SUBPRODUTOS A PARTIR DE CAVACOS DE MADEIRA E INSTALACAO PARA REALIZAR O DITO PROCESSO

IndeferidaInvention Patent
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Application data

Number

PI8305055

Type

Invention Patent

Filing

09/16/1983

Publication

11/22/1983
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Progress at the INPI

Under appeal
  1. Filing09/16/83
  2. Publication11/22/83
  3. Examination02/07/84
  4. Refused04/08/86
  5. Grant
  6. In force

The application was refused by the INPI on 04/08/1986. The invention was never patented.

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Latest action published by the INPI: 04/08/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

COALBRA COQUE E ALCOOL DA MADE [BR]

Inventors

A. M. (pessoa física)

M. D. (pessoa física)

N. (pessoa física)

R. S. (pessoa física)

S. E. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

04/08/1986

RPI 807

Solicitação de exame técnico

#4.1

02/07/1984

RPI 694

Publicação antecipada

#3.2

11/22/1983

RPI 683

Pedido de patente depositado

#2.1

11/16/1983

RPI 682

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