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Official data from INPI

SEM TITULO

Em AnáliseInvention Patent

Application data

Number

PI8701183

Type

Invention Patent

Filing

03/13/1987

Publication

01/19/1988

Progress at the INPI

  1. Filing03/13/87
  2. Publication01/19/88
  3. Examination10/31/89
  4. Allowance
  5. Grant
  6. In force

Published on 01/19/1988, 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: 10/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

R. J. Reynolds Tobacco Company

US

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Inventors

F. G. (pessoa física)

W. L. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/31/1989

RPI 993

Publicação do pedido de patente

#3.1

01/19/1988

RPI 900

Pedido de patente depositado

#2.1

06/23/1987

RPI 870

Retificação

#15.3

03/23/1993

RPI 1164

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