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Official data from INPI

PROCESSO E MÁQUINA PARA PRODUÇÃO DE BLOCOS DE ESPUMA DE POLIURETANO TIPO FLEXÍVEL

PublicadaInvention Patent

Application data

Number

PI8800729

Type

Invention Patent

Filing

02/18/1988

Publication

09/19/1989

Progress at the INPI

  1. Filing02/18/88
  2. Publication09/19/89
  3. Examination06/05/90
  4. Allowance
  5. Grant
  6. In force

Published on 09/19/1989, 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: 09/19/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Sanko-Industrial, Química Ltda

SP, BR

Inventors

D. N. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

09/19/1989

RPI 987

Pedido de patente depositado

#2.1

05/24/1988

RPI 918

Retificação

#15.3

02/16/1994

RPI 1211

Solicitação de exame técnico

#4.1

06/05/1990

RPI 1021

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