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Official data from INPI

PROCESSO PARA A OBTENÇÃO DE COMPOSTOS DE ALQUILGLICOSÍDIO A PARTIR DE OLIGO- E/OU POLISSACARÍDIOS

Em AnáliseInvention PatentPCT · EP1989000923

Application data

Number

PI8907597

Type

Invention Patent

Filing

08/04/1989

Publication

07/02/1991

PCT

EP1989000923

Progress at the INPI

  1. Filing08/04/89
  2. Publication07/02/91
  3. Examination03/09/93
  4. Allowance
  5. Grant
  6. In force

Published on 07/02/1991, 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: 10/04/1994. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. A. (pessoa física)

DE

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Inventors

D. W. (pessoa física)

DE

J. W. (pessoa física)

DE

K. H. (pessoa física)

M. B. (pessoa física)

DE

R. E. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 38 27 534.1 · 08/13/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

10/04/1994

RPI 1244

Solicitação de exame técnico

#4.1

03/09/1993

RPI 1162

Notificação de entrada na fase nacional - PCT

#1.3

07/02/1991

RPI 1074

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