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Official data from INPI

Aperfeiçoamento na produção de coquemetalúrgico.

Em AnáliseInvention Patent

Application data

Number

PI8503296

Type

Invention Patent

Filing

07/04/1985

Publication

04/01/1986

Progress at the INPI

Under appeal
  1. Filing07/04/85
  2. Publication04/01/86
  3. Examination08/05/86
  4. Refused07/30/91
  5. Grant
  6. In force

The application was refused by the INPI on 07/30/1991. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 04/19/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Centro Sperimentale Metallurgico S.p.A., companhia italiana

IT

Inventors

A. C. (pessoa física)

G. G. (pessoa física)

L. P. (pessoa física)

M. L. (pessoa física)

Technical data

IPC Classification

Priority claims

IT

48501-A/84 · 07/04/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

14.4

04/19/1988

RPI 913

Solicitação de exame técnico

#4.1

08/05/1986

RPI 824

Publicação do pedido de patente

#3.1

04/01/1986

RPI 806

Pedido de patente depositado

#2.1

09/17/1985

RPI 778

Republicação - classificação IPC

#15.11

11/05/1991

RPI 1092

Indeferimento

#9.2

07/30/1991

RPI 1078

Conhecimento de parecer técnico

#7.1

11/27/1990

RPI 1043

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