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Official data from INPI

SEM TITULO

PublicadaInvention Patent

Application data

Number

PI8701334

Type

Invention Patent

Filing

03/24/1987

Publication

01/05/1988

Progress at the INPI

  1. Filing03/24/87
  2. Publication01/05/88
  3. Examination08/28/90
  4. Allowance
  5. Grant
  6. In force

Published on 01/05/1988, 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: 01/05/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

K. C. (pessoa física)

US

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Inventors

K. D. (pessoa física)

K. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

01/05/1988

RPI 898

Pedido de patente depositado

#2.1

07/07/1987

RPI 872

Retificação

#15.3

03/23/1993

RPI 1164

Solicitação de exame técnico

#4.1

08/28/1990

RPI 1030

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