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Official data from INPI

COMPOSICAO DE POLIMERO

Em ExigênciaInvention Patent

Application data

Number

PI8405170

Type

Invention Patent

Filing

10/12/1983

Publication

08/27/1985

Progress at the INPI

Office action pending
  1. Filing10/12/83
  2. Publication08/27/85
  3. Examination08/04/87
  4. Allowance
  5. Grant
  6. In force

The INPI issued a technical office action on this application. If it is not answered in time, the application is abandoned (art. 36 of the Brazilian IP Act).

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Latest action published by the INPI: 11/16/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

OCCIDENTAL CHEM CO [US]

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Inventors

R. R. (pessoa física)

W. E. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

11/16/1988

RPI 943

Solicitação de exame técnico

#4.1

08/04/1987

RPI 876

Publicação do pedido de patente

#3.1

08/27/1985

RPI 775

Pedido de patente depositado

#2.1

12/26/1984

RPI 740

Retificação

#15.3

05/28/1991

RPI 1069

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