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Official data from INPI

POLÍMERO DE (META) ACRILATO E FORMULAÇÃO DE REVESTIMENTO AQUOSA

PublicadaInvention Patent

Application data

Number

PI8805708

Type

Invention Patent

Filing

10/25/1988

Publication

07/18/1989

Progress at the INPI

  1. Filing10/25/88
  2. Publication07/18/89
  3. Examination09/03/91
  4. Allowance
  5. Grant
  6. In force

Published on 07/18/1989, 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: 07/18/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Dow Chemical Company

US

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Inventors

J. G. (pessoa física)

V. K. (pessoa física)

Technical data

IPC Classification

Priority claims

GB

8725039 · 10/26/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

07/18/1989

RPI 978

Pedido de patente depositado

#2.1

03/07/1989

RPI 959

Retificação

#15.3

05/17/1994

RPI 1224

Solicitação de exame técnico

#4.1

09/03/1991

RPI 1083

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