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Official data from INPI

COMPOSICAO DE CATALISADOR E PROCESSO PARA A POLIMERIZACAO DE ALFA-OLEFINAS E POLIOLEFINAS PREPARADAS NA PRESENCA DA DITA COMPOSICAO DE CATALISADOR

ArquivadaInvention Patent
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Application data

Number

PI8103025

Type

Invention Patent

Filing

05/23/1980

Publication

02/09/1982
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Progress at the INPI

  1. Filing05/23/80
  2. Publication02/09/82
  3. Examination02/14/84
  4. Allowance07/08/86
  5. Abandoned
  6. In force

The application was allowed on 07/08/1986 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

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Latest action published by the INPI: 06/23/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

UNIROYAL INC

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Inventors

D. M. (pessoa física)

N. W. (pessoa física)

Y. R. (pessoa física)

Technical data

IPC Classification

C08F 10/00C08F 4/76

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

06/23/1987

RPI 870

Notificação para pagamento de retribuição

#13.1

11/04/1986

RPI 837

Deferimento

#9.1

07/08/1986

RPI 820

Exigência - art. 36 da LPI

#6.1

06/04/1985

RPI 763

Exigência - art. 36 da LPI

#6.1

12/18/1984

RPI 739

Solicitação de exame técnico

#4.1

02/14/1984

RPI 695

Publicação do pedido de patente

#3.1

02/09/1982

RPI 590

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