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Official data from INPI

COMPOSTO CATALÍTICO PARA A HIDROGENAÇÃO DE OLEFINAS E PROCESSO PARA O OLIGOMERIZAÇÃO DE UM HIDROCARBONETO OLEFÍNICO

Em AnáliseInvention Patent

Application data

Number

PI8801285

Type

Invention Patent

Filing

03/22/1988

Publication

10/10/1989

Progress at the INPI

  1. Filing03/22/88
  2. Publication10/10/89
  3. Examination04/16/91
  4. Allowance
  5. Grant
  6. In force

Published on 10/10/1989, 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: 11/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Uop Inc.

US

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Inventors

R. F. (pessoa física)

US

T. I. (pessoa física)

US

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

15.16

11/21/1989

RPI 996

Publicação do pedido de patente

#3.1

10/10/1989

RPI 990

Pedido de patente depositado

#2.1

07/19/1988

RPI 926

Retificação

#15.3

05/24/1994

RPI 1225

Solicitação de exame técnico

#4.1

04/16/1991

RPI 1063

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