Official data from INPI

CIRCUITO DE CONTROLE DE MOTOR E TUBO DE SAIDA DE UMA PIA

Em AnáliseInvention Patent

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Application data

Number

PI7702595

Type

Invention Patent

Filing

04/27/1976

Publication

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Progress at the INPI

Filing04/27/76
Publication
Examination
Allowance10/06/81
Grant
Terminated12/08/87

The patent was granted 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: 12/08/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HAIGH ENG CO LTD

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

12/08/1987

RPI 894

Notificação para pagamento de retribuição

#13.1

02/02/1982

RPI 589

Deferimento

#9.1

10/06/1981

RPI 572

From the same holder

CIRCUITO ELETRICO DE CONTROLE CIRCUITO DE CONTROLE PARA MOTOR CIRCUITO DE CONTROLE DE MOTOR APERFEICOAMENTOS EM E RELATIVOS A CIRCUITOS ELETRICOS DE CONTROLE CONTROLADOR DE CHAVE DE REVERSAO

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