Official data from INPI

COMBUSTIVEIS A BASE DE METANOL E/OU ETANOL

ArquivadaInvention Patent

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Application data

Number

PI8401087

Type

Invention Patent

Filing

03/10/1983

Publication

10/16/1984

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Progress at the INPI

Filing03/10/83
Publication10/16/84
Abandoned01/08/85
Allowance
Grant
In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 01/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

UNION RHEINISCHE BRAUNKOHLEN [DE]

Inventors

K. K. (pessoa física)

M. E. (pessoa física)

M. D. (pessoa física)

Technical data

IPC Classification

C10L 1/16

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

01/17/1989

RPI 952

Exigência - art. 36 da LPI

#6.1

03/08/1988

RPI 907

Solicitação de exame técnico

#4.1

01/08/1985

RPI 742

Publicação do pedido de patente

#3.1

10/16/1984

RPI 730

Pedido de patente depositado

#2.1

05/15/1984

RPI 708

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