Official data from INPI

COPOLÍMEROS, PROCESSO PARA A SUA PREPARAÇÃO E APLICAÇÃO

ArquivadaInvention Patent

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Application data

Number

PI9004259

Type

Invention Patent

Filing

08/29/1990

Publication

09/03/1991

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Progress at the INPI

Filing08/29/90
Publication09/03/91
Abandoned10/26/93
Allowance
Grant
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: 07/20/1999. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. A. (pessoa física)

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Inventors

C. W. (pessoa física)

D. P. (pessoa física)

H. B. (pessoa física)

Technical data

IPC Classification

C08F 220/60

Priority claims

P 39 28 991.5 · 09/01/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

07/20/1999

RPI 1489

Exigência - art. 36 da LPI

#6.1

09/29/1998

RPI 1449

Solicitação de exame técnico

#4.1

10/26/1993

RPI 1195

Publicação do pedido de patente

#3.1

09/03/1991

RPI 1083

Pedido de patente depositado

#2.1

03/05/1991

RPI 1057

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