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Official data from INPI

SEM TITULO

Em AnáliseInvention Patent

Application data

Number

PI8505500

Type

Invention Patent

Filing

11/04/1985

Publication

08/05/1986

Progress at the INPI

  1. Filing11/04/85
  2. Publication08/05/86
  3. Examination09/06/88
  4. Allowance
  5. Grant
  6. In force

Published on 08/05/1986, 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: 09/06/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Standard Oil Company

US

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Inventors

B. D. (pessoa física)

C. C. (pessoa física)

K. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

09/06/1988

RPI 933

Publicação do pedido de patente

#3.1

08/05/1986

RPI 824

Pedido de patente depositado

#2.1

01/14/1986

RPI 795

Retificação

#15.3

12/08/1992

RPI 1149

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