Official data from INPI

SISTEMA DE ENERGIA ININTERRUPTÍVEL

Em ExigênciaInvention Patent

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Application data

Number

PI8407041

Type

Invention Patent

Filing

04/30/1984

Publication

07/30/1985

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Progress at the INPI

Filing04/30/84
Publication07/30/85
Examination06/30/87
Allowance03/20/90
Grant09/25/90
Terminated07/02/91

The patent was granted on 09/25/1990 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Power Group International Corporation

Inventors

C. G. (pessoa física)

Technical data

IPC Classification

H02J 9/08

Priority claims

527.264 · 08/29/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

10/24/1989

RPI 992

Solicitação de exame técnico

#4.1

06/30/1987

RPI 871

Notificação de entrada na fase nacional - PCT

#1.3

07/30/1985

RPI 771

Anuidade - prazo legal encerrado

#18.2

07/02/1991

RPI 1074

Concessão da patente

#16.1

09/25/1990

RPI 1034

Notificação para pagamento de retribuição

#13.1

07/31/1990

RPI 1026

Deferimento

#9.1

03/20/1990

RPI 1010

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