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Official data from INPI

PRODUTO METÁLICO E PROCESSO PARA SUA OBTENÇÃO

IndeferidaInvention Patent

Application data

Number

PI8102249

Type

Invention Patent

Filing

04/13/1981

Publication

11/03/1981

Progress at the INPI

Under appeal
  1. Filing04/13/81
  2. Publication11/03/81
  3. Examination11/16/83
  4. Refused09/29/87
  5. Grant
  6. In force

The application was refused by the INPI on 09/29/1987. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 12/22/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Usinas Siderúrgicas de Minas Gerais S/A - USIMINAS

MG, BR

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Inventors

C. G. (pessoa física)

P. F. (pessoa física)

R. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Republicação - classificação IPC

#15.11

12/22/1987

RPI 896

Indeferimento

#9.2

09/29/1987

RPI 884

Conhecimento de parecer técnico

#7.1

02/17/1987

RPI 852

Republicação - classificação IPC

#15.11

04/23/1985

RPI 757

Exigência - art. 36 da LPI

#6.1

03/05/1985

RPI 750

Solicitação de exame técnico

#4.1

11/16/1983

RPI 682

Publicação antecipada

#3.2

11/03/1981

RPI 576

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