Official data from INPI

PROCESSO PARA A OBTENCAO DE DERIVADOS DO ACIDO EPOXISUCCINIO

IndeferidaInvention Patent

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Application data

Number

PI8100350

Type

Invention Patent

Filing

01/25/1980

Publication

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Progress at the INPI

Under appeal

Filing01/25/80
Publication
Examination01/26/82
Refused07/03/84
Grant
In force

The application was refused by the INPI on 07/03/1984. The invention was never patented.

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Latest action published by the INPI: 07/03/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

NIPPON CHEMIPHAR CO

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

07/03/1984

RPI 715

Republicação - classificação IPC

#15.11

11/01/1983

RPI 680

Solicitação de exame técnico

#4.1

01/26/1982

RPI 588

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