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Official data from INPI

COPOLIMEROS MODIFICADOS DO ETILENO E DE PELO MENOS UMA ALPHA-OLEFINA E PROCESSO PARA SUA PREPARACAO

ArquivadaInvention Patent

Application data

Number

PI8402766

Type

Invention Patent

Filing

06/15/1983

Publication

05/14/1985

Progress at the INPI

  1. Filing06/15/83
  2. Publication05/14/85
  3. Abandoned06/02/87
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 01/10/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CHARBONNAGES STE CHIMIQUE [FR]

Inventors

M. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

01/10/1989

RPI 951

Exigência - art. 36 da LPI

#6.1

06/14/1988

RPI 921

Solicitação de exame técnico

#4.1

06/02/1987

RPI 867

Publicação do pedido de patente

#3.1

05/14/1985

RPI 760

Pedido de patente depositado

#2.1

08/14/1984

RPI 721

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