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Official data from INPI

PROCESSO DE PREPARAÇÃO DE 2,3-DIHIDROBENZOFURANOS SUBSTITUÍDOS E DE 1,1-BIS(2,3-BIHIDROXIBENZENO) ALQUIL OU ARIL-METANOS.

Em AnáliseInvention Patent

Application data

Number

PI8401960

Type

Invention Patent

Filing

04/24/1984

Publication

12/03/1985

Progress at the INPI

  1. Filing04/24/84
  2. Publication12/03/85
  3. Examination08/05/86
  4. Allowance
  5. Grant
  6. In force

Published on 12/03/1985, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 08/05/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Enichimica Secondaria S.p.A.

Inventors

A. R. (pessoa física)

C. N. (pessoa física)

IT

M. T. (pessoa física)

V. G. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

08/05/1986

RPI 824

Publicação do pedido de patente

#3.1

12/03/1985

RPI 789

Pedido de patente depositado

#2.1

07/03/1984

RPI 715

Retificação

#15.3

09/04/1990

RPI 1031

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