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Official data from INPI

PROCESSO PARA O CRESCIMENTO DE CRISTAIS DE ENZIMA

Em AnáliseInvention PatentPCT · FI1990000237
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Application data

Number

PI9007737

Type

Invention Patent

Filing

10/11/1990

Publication

08/18/1992

PCT

FI1990000237
View on INPI

Progress at the INPI

  1. Filing10/11/90
  2. Publication08/18/92
  3. Examination11/09/93
  4. Allowance
  5. Grant
  6. In force

Published on 08/18/1992, 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: 02/06/1996. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Stabra Ag.

CH

Inventors

K. V. (pessoa física)

FI

Technical data

IPC Classification

C12N 9/00C12N 9/92

Priority claims

US

421.137 · 10/13/1989

Abstract

A presente invenção se refere a um processo para o crescimento de cristais de enzima, no qual cristais pequenos são continuamente removidos de um cristalizador, dissolvidos e retornados ao cristalizador para manter um estado supersaturado. O processo permite o crescimento de enzimas cristalinas grandes de tamanho uniforme ou o revestimento de materiais sólidos com enzimas cristalinas.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

02/06/1996

RPI 1314

Solicitação de exame técnico

#4.1

11/09/1993

RPI 1197

Solicitação de exame não realizada

#4.2

08/17/1993

RPI 1185

Notificação de entrada na fase nacional - PCT

#1.3

08/18/1992

RPI 1133

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