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Official data from INPI

PROCESSO PARA MELHORAR AS PROPRIEDADES DE FLEXAO EM RESINAS DE OLEFINA POR CONTROLE DAS CARACTERISTICAS DO CATALISADOR

Em AnáliseInvention Patent

Application data

Number

PI8106821

Type

Invention Patent

Filing

10/24/1980

Publication

07/06/1982

Progress at the INPI

Under appeal
  1. Filing10/24/80
  2. Publication07/06/82
  3. Examination08/14/84
  4. Allowance
  5. Grant
  6. In force

The application is under appeal: the INPI has yet to review the decision.

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Latest action published by the INPI: 10/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

NAT PETRO CHEM [US]

Inventors

F. J. (pessoa física)

M. W. (pessoa física)

R. J. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Petição de recurso

#12.2

10/17/1989

RPI 991

Indeferimento

#9.2

07/11/1989

RPI 977

Exigência - art. 36 da LPI

#6.1

11/05/1985

RPI 785

Pedido de certificado de adição de invenção

#5.1

01/02/1985

RPI 741

Solicitação de exame técnico

#4.1

08/14/1984

RPI 721

Publicação do pedido de patente

#3.1

07/06/1982

RPI 611

Pedido de patente depositado

#2.1

12/08/1981

RPI 581

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