Official data from INPI

COMPOSIÇÃO DE ADITIVOS ANTICORROSIVA PARA ÁLCOOL COMBUSTÍVEL.

IndeferidaInvention Patent

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Application data

Number

PI8106533

Type

Invention Patent

Filing

10/09/1981

Publication

05/17/1983

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Progress at the INPI

Under appeal

Filing10/09/81
Publication05/17/83
Examination09/20/83
Refused01/22/85
Grant
In force

The application was refused by the INPI on 01/22/1985. The invention was never patented.

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Latest action published by the INPI: 01/22/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Aweta-Produtos Químicos Ltda.

Inventors

P. X. (pessoa física)

Technical data

IPC Classification

C10L 1/18 C10L 1/22

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

01/22/1985

RPI 744

Conhecimento de parecer técnico

#7.1

06/05/1984

RPI 711

Solicitação de exame técnico

#4.1

09/20/1983

RPI 674

Publicação do pedido de patente

#3.1

05/17/1983

RPI 656

Pedido de patente depositado

#2.1

11/24/1981

RPI 579

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