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Official data from INPI

MATERIAL MAGNETOSTRITIVO

IndeferidaInvention Patent

Application data

Number

PI8000459

Type

Invention Patent

Filing

02/05/1979

Publication

-

Progress at the INPI

Under appeal
  1. Filing02/05/79
  2. Publication
  3. Examination10/05/82
  4. Refused12/27/83
  5. Grant
  6. In force

The application was refused by the INPI on 12/27/1983. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 12/27/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

IBM

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Inventors

C. S. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

12/27/1983

RPI 688

6.2

06/21/1983

RPI 661

Solicitação de exame técnico

#4.1

10/05/1982

RPI 624

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