Official data from INPI

SISTEMA MULTIPLICADOR GV

PublicadaInvention Patent

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Application data

Number

PI8701768

Type

Invention Patent

Filing

04/01/1987

Publication

10/25/1988

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Progress at the INPI

Filing04/01/87
Publication10/25/88
Abandoned09/18/90
Allowance
Grant
In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 10/25/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

O. W. (pessoa física)

RS, BR

Inventors

O. W. (pessoa física)

Technical data

IPC Classification

H04Q 3/30 H04Q 3/66

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

10/25/1988

RPI 940

Pedido de patente depositado

#2.1

03/29/1988

RPI 910

Arquivamento - Art. 36 §1° da LPI

#11.2

03/09/1993

RPI 1162

Exigência - art. 36 da LPI

#6.1

04/21/1992

RPI 1116

Solicitação de exame técnico

#4.1

09/18/1990

RPI 1033

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