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Official data from INPI

PROCESSO APERFEIÇOADO PARA OBTENÇÃO DE FURFURAL A PARTIR DO BAGAÇO DE CANA E SISTEMA PARA DIFUSÃO DE VAPOR ATRAVÉS DE GRANDES VOLUMES DE BIOMASSA DENSA

Em AnáliseInvention Patent
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Application data

Number

PI8605461

Type

Invention Patent

Filing

10/31/1986

Publication

05/31/1988
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Progress at the INPI

  1. Filing10/31/86
  2. Publication05/31/88
  3. Abandoned11/07/89
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 11/07/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Rhodia S/A

SP, BR

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Inventors

C. B. (pessoa física)

BR

J. T. (pessoa física)

BR

M. B. (pessoa física)

BR

O. G. (pessoa física)

BR

P. J. (pessoa física)

BR

Technical data

IPC Classification

C07D 307/48

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/07/1989

RPI 994

Publicação do pedido de patente

#3.1

05/31/1988

RPI 919

Pedido de patente depositado

#2.1

04/14/1987

RPI 860

Arquivamento - Art. 36 §1° da LPI

#11.2

03/16/1993

RPI 1163

Exigência - art. 36 da LPI

#6.1

05/05/1992

RPI 1118

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