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Official data from INPI

POLIMEROS DE ENXERTO DE MONOMEROS POLIMERIZAVEIS E POLIMEROS DE OLEFINA E PROCESSOS DE OBTENCAO

ArquivadaInvention Patent
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Application data

Number

PI8405169

Type

Invention Patent

Filing

10/12/1983

Publication

08/27/1985
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Progress at the INPI

  1. Filing10/12/83
  2. Publication08/27/85
  3. Abandoned08/04/87
  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: 10/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

OCCIDENTAL CHEM CO [US]

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Inventors

E. W. (pessoa física)

O. L. (pessoa física)

W. E. (pessoa física)

Technical data

IPC Classification

C08F 255/02C08F 255/06C08F 291/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

11.3

10/31/1989

RPI 993

Exigência - art. 36 da LPI

#6.1

05/30/1989

RPI 971

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

Arquivamento - Art. 36 §1° da LPI

#11.2

12/17/1991

RPI 1098

Exigência - art. 36 da LPI

#6.1

06/18/1991

RPI 1072

Pedido de recurso

#12.3

04/10/1990

RPI 1013

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