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Official data from INPI

PROCESSO PARA A PRODUÇÃO DE PERÓXIDO DE HIDROGÊNIO

Em AnáliseInvention Patent

Application data

Number

PI9000085

Type

Invention Patent

Filing

01/10/1990

Publication

10/16/1990

Progress at the INPI

  1. Filing01/10/90
  2. Publication10/16/90
  3. Examination03/19/91
  4. Allowance
  5. Grant
  6. In force

Published on 10/16/1990, 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: 11/28/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Arco Chemical Technology, Inc

US

Inventors

L. C. (pessoa física)

R. C. (pessoa física)

Technical data

Priority claims

US

295.409 · 01/10/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

11/28/1995

RPI 1304

Solicitação de exame técnico

#4.1

03/19/1991

RPI 1059

Publicação do pedido de patente

#3.1

10/16/1990

RPI 1037

Pedido de patente depositado

#2.1

05/01/1990

RPI 1016

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