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Official data from INPI

CONTROLE NUMERICO

Em AnáliseInvention Patent

Application data

Number

PI8207123

Type

Invention Patent

Filing

12/09/1981

Publication

10/11/1983

Progress at the INPI

  1. Filing12/09/81
  2. Publication10/11/83
  3. Examination01/24/84
  4. Refused08/08/89
  5. Grant
  6. In force

The application was refused on 08/08/1989 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 08/08/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MITSUBISHI ELECTRIC CORP [JP]

Inventors

K. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

08/08/1989

RPI 981

Petição de recurso

#12.2

10/18/1988

RPI 939

Indeferimento

#9.2

07/12/1988

RPI 925

Conhecimento de parecer técnico

#7.1

12/04/1984

RPI 737

Solicitação de exame técnico

#4.1

01/24/1984

RPI 692

Publicação do pedido de patente

#3.1

10/11/1983

RPI 677

Pedido de patente depositado

#2.1

02/01/1983

RPI 641

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