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Official data from INPI

PROCESSO PARA PREPARAÇÃO DE COMPOSTOS E RESINAS DE POLIURETANOS ENDURECÍVEIS POR UMIDADE CONTENDO OS MESMOS

Em AnáliseInvention Patent

Application data

Number

PI8906818

Type

Invention Patent

Filing

12/28/1989

Publication

09/18/1990

Progress at the INPI

  1. Filing12/28/89
  2. Publication09/18/90
  3. Examination09/29/92
  4. Allowance
  5. Grant
  6. In force

Published on 09/18/1990, 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: 08/23/1994. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ciba-Geigy AG

CH

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Inventors

D. M. (pessoa física)

CH

G. P. (pessoa física)

CH

H. S. (pessoa física)

Technical data

Priority claims

CH

4845/88 · 12/29/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

08/23/1994

RPI 1238

Solicitação de exame técnico

#4.1

09/29/1992

RPI 1139

Publicação do pedido de patente

#3.1

09/18/1990

RPI 1033

Pedido de patente depositado

#2.1

04/24/1990

RPI 1015

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