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Official data from INPI

PROCESSO DE HIDROCRAQUEAMENTO PARA PROPORCIONAR UM PRODUTO DESTILADO ALTAMENTE PARAFINOCO

Em AnáliseInvention Patent

Application data

Number

PI8602872

Type

Invention Patent

Filing

06/20/1986

Publication

02/17/1987

Progress at the INPI

  1. Filing06/20/86
  2. Publication02/17/87
  3. Examination02/08/89
  4. Allowance
  5. Grant
  6. In force

Published on 02/17/1987, 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: 02/08/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. C. (pessoa física)

US

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Inventors

R. P. (pessoa física)

US

R. L. (pessoa física)

US

S. W. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

747.485 · 06/21/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

02/08/1989

RPI 955

Publicação do pedido de patente

#3.1

02/17/1987

RPI 852

Pedido de patente depositado

#2.1

12/09/1986

RPI 842

Retificação

#15.3

10/13/1992

RPI 1141

Republicação - classificação IPC

#15.11

09/15/1992

RPI 1137

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