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Official data from INPI

COMUTADOR AUXILIAR DE LUZ ALTA/BAIXA.

Em AnáliseInvention Patent

Application data

Number

PI8701352

Type

Invention Patent

Filing

02/25/1987

Publication

12/08/1987

Progress at the INPI

Under appeal
  1. Filing02/25/87
  2. Publication12/08/87
  3. Examination11/14/89
  4. Refused01/19/93
  5. Grant
  6. In force

The application was refused by the INPI on 01/19/1993. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 11/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Usinesp Indústria e Comércio Ltda

SP, BR

Inventors

R. P. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/14/1989

RPI 995

Publicação antecipada

#3.2

12/08/1987

RPI 894

Pedido de patente depositado

#2.1

07/07/1987

RPI 872

Republicação - classificação IPC

#15.11

06/01/1993

RPI 1174

Indeferimento

#9.2

01/19/1993

RPI 1155

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