Official data from INPI

CIRCUITO DE CONTROLE DE MOTOR

Em AnáliseInvention Patent

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Application data

Number

PI7704286

Type

Invention Patent

Filing

06/30/1976

Publication

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Progress at the INPI

Filing06/30/76
Publication
Examination
Allowance
Grant06/29/82
Terminated12/15/87

The patent was granted on 06/29/1982 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: 12/15/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HAIGH ENG CO LTD

Inventors

H. D. (pessoa física)

S. N. (pessoa física)

Technical data

IPC Classification

H02P 3/18 H02P 5/30

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

12/15/1987

RPI 895

Concessão da patente

#16.1

06/29/1982

RPI 610

Notificação para pagamento de retribuição

#13.1

01/26/1982

RPI 588

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