Official data from INPI

PRODUTO POLIMÉRICO

ArquivadaInvention Patent

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Application data

Number

PI8904529

Type

Invention Patent

Filing

09/08/1989

Publication

04/24/1990

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Progress at the INPI

Filing09/08/89
Publication04/24/90
Abandoned
Allowance
Grant
In force

The application was abandoned: examination was not requested within the 36 months following the 09/08/1989 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 12/15/1992. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Nippon Zeon Co , Ltd

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Inventors

M. N. (pessoa física)

T. K. (pessoa física)

Technical data

IPC Classification

C08F 136/14

Priority claims

Sho-63-226039 · 09/09/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

12/15/1992

RPI 1150

Publicação do pedido de patente

#3.1

04/24/1990

RPI 1015

Pedido de patente depositado

#2.1

01/16/1990

RPI 1002

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