Official data from INPI

PROCESSO DE APERFEIÇOAMENTO PARA PREPARAÇÃO DE ELASTÔMEROS TERMOPLÁSTICOS PROCESSO DE APERFEIÇOAMENTO DE PREPARAÇÃO DE ELASTÔMEROS TERMOPLÁSTICOS

ArquivadaInvention Patent

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Application data

Number

PI8805327

Type

Invention Patent

Filing

10/14/1988

Publication

06/11/1991

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Progress at the INPI

Filing10/14/88
Publication06/11/91
Abandoned
Allowance
Grant
In force

The application was abandoned: examination was not requested within the 36 months following the 10/14/1988 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: 11/14/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Cia Pernambucana de Borracha Sintética

PE, BR

C. S. (pessoa física)

PE, BR

Inventors

C. C. (pessoa física)

Technical data

IPC Classification

C08F 297/04

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

11/14/1995

RPI 1302

15.12

06/15/1993

RPI 1176

Publicação do pedido de patente

#3.1

06/11/1991

RPI 1071

15.17

05/21/1991

RPI 1068

2.2

05/21/1991

RPI 1068

15.13

05/15/1990

RPI 1018

Pedido de patente depositado

#2.1

03/20/1990

RPI 1010

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PROCESSO DE MODIFICAÇÃO DE CIMENTO ASFÁLTICO DE PETRÓLEO COM POLÍMEROS

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