Official data from INPI

APARELHO DE SECAGEM POR INJEÇÃO DE CARVÃO PULVERIZADO DE ALTO-FORNO

ArquivadaInvention Patent

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Application data

Number

PI9103105

Type

Invention Patent

Filing

07/19/1991

Publication

05/05/1992

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Progress at the INPI

Filing07/19/91
Publication05/05/92
Abandoned
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: 07/16/1996. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Denka Consultant & Engineering Co., Ltd.

K. C. (pessoa física)

Inventors

I. A. (pessoa física)

T. H. (pessoa física)

Technical data

IPC Classification

C21B 7/00

Priority claims

2-190745 · 07/20/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

07/16/1996

RPI 1337

Solicitação de exame não realizada

#4.2

12/26/1995

RPI 1308

11.8

10/31/1995

RPI 1300

Arquivamento - Art. 33 da LPI

#11.1

09/26/1995

RPI 1295

Publicação do pedido de patente

#3.1

05/05/1992

RPI 1118

Pedido de patente depositado

#2.1

11/19/1991

RPI 1094

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