Official data from INPI

COMPOSICOES DE OLEO LUBRIFICANTE PARA MOTORES DE DOIS TEMPOS

IndeferidaInvention Patent

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Application data

Number

PI8007855

Type

Invention Patent

Filing

11/28/1979

Publication

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Progress at the INPI

Under appeal

Filing11/28/79
Publication
Examination
Refused02/20/85
Grant
In force

The application was refused by the INPI on 02/20/1985. The invention was never patented.

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Latest action published by the INPI: 02/20/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

NIPPON OIL CO LTD

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Inventors

K. S. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

02/20/1985

RPI 748

Conhecimento de parecer técnico

#7.1

03/15/1983

RPI 647

From the same holder

APARELHO PARA POLIMERIZACAO DE OLEFINAS EM FASE DE VAPOR PROCESSO DE PREPARACAO CONTINUA DE POLIOLEFINAS PROCESSO PARA PREPARACAO DE POLIOLEFINAS

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