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Official data from INPI

PROCESSO DE FERMENTAÇÃO ALCOÓLICA PELA APLICAÇÃO DE ÁCIDO OXÁLICO, COMO COADJUVANTE NO TRATAMENTO DE MOSTO.

Prazo de SigiloInvention Patent
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Application data

Number

PI8802996

Type

Invention Patent

Filing

06/15/1988

Publication

02/01/1990
View on INPI

Progress at the INPI

Under appeal
  1. Filing06/15/88
  2. Publication02/01/90
  3. Examination09/17/91
  4. Refused03/26/96
  5. Grant
  6. In force

The application was refused by the INPI on 03/26/1996. The invention was never patented.

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Latest action published by the INPI: 11/08/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Explo Indústrias Químicas e Explosivos S/A

SP, BR

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Inventors

A. N. (pessoa física)

Technical data

IPC Classification

C12P 7/06

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

11/08/1988

RPI 942

Indeferimento

#9.2

03/26/1996

RPI 1321

Conhecimento de parecer técnico

#7.1

02/07/1995

RPI 1262

14.11

05/25/1993

RPI 1173

14.1

03/16/1993

RPI 1163

14.7

03/16/1993

RPI 1163

Solicitação de exame técnico

#4.1

09/17/1991

RPI 1085

Publicação do pedido de patente

#3.1

02/01/1990

RPI 1004

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