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Official data from INPI

CONTROLADOR DE TENSÃO.

IndeferidaInvention Patent

Application data

Number

PI8503582

Type

Invention Patent

Filing

07/29/1985

Publication

07/14/1987

Progress at the INPI

Under appeal
  1. Filing07/29/85
  2. Publication07/14/87
  3. Examination04/12/88
  4. Refused06/13/89
  5. Grant
  6. In force

The application was refused by the INPI on 06/13/1989. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 06/13/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Altec Indústria e Comércio de Instrumentos Ltda

Inventors

M. S. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

06/13/1989

RPI 973

Pedido de certificado de adição de invenção

#5.1

09/13/1988

RPI 934

Solicitação de exame técnico

#4.1

04/12/1988

RPI 912

Publicação do pedido de patente

#3.1

07/14/1987

RPI 873

14.7

05/05/1987

RPI 863

Pedido de patente depositado

#2.1

10/08/1985

RPI 781

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