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Official data from INPI

PROCESSO PARA PREPARAÇÃO DE ÁLCOOIS GRAXOS EPOXIDADOS

PublicadaInvention Patent
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Application data

Number

PI8801677

Type

Invention Patent

Filing

04/08/1988

Publication

11/16/1988
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Progress at the INPI

  1. Filing04/08/88
  2. Publication11/16/88
  3. Examination09/18/90
  4. Allowance
  5. Grant
  6. In force

Published on 11/16/1988, 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: 11/16/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. A. (pessoa física)

DE

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Inventors

D. G. (pessoa física)

DE

Technical data

IPC Classification

C07D 301/16C07D 303/14

Priority claims

DE

P 37 12 183.9 · 04/10/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

11/16/1988

RPI 943

Pedido de patente depositado

#2.1

08/23/1988

RPI 931

Retificação

#15.3

11/01/1994

RPI 1248

Solicitação de exame técnico

#4.1

09/18/1990

RPI 1033

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