Official data from INPI

REFORMA DE HIDROCARBONETOS SUPERIORES

Em ExigênciaInvention Patent

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Application data

Number

PI8504028

Type

Invention Patent

Filing

09/10/1984

Publication

06/10/1986

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Progress at the INPI

Filing09/10/84
Publication06/10/86
Abandoned09/23/86
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: 05/30/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MIDREX INT BV [CH]

Inventors

S. W. (pessoa física)

Technical data

IPC Classification

C21B 11/02

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

6.2

05/30/1989

RPI 971

Solicitação de exame técnico

#4.1

09/23/1986

RPI 831

Publicação do pedido de patente

#3.1

06/10/1986

RPI 816

Pedido de patente depositado

#2.1

10/22/1985

RPI 783

Arquivamento - Art. 36 §1° da LPI

#11.2

01/23/1990

RPI 1003

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