Official data from INPI

ENROLAMENTO PARA APARELHO INDUTIVO ELETRICO

ConcedidaInvention Patent

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Application data

Number

PI8007516

Type

Invention Patent

Filing

11/19/1979

Publication

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Progress at the INPI

Filing11/19/79
Publication
Examination08/24/82
Allowance07/19/83
Grant01/31/84
Terminated02/04/92

The patent was granted on 01/31/1984 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: 01/31/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

TOKYO SHIBAURA ELECTRIC CO

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Inventors

T. H. (pessoa física)

T. T. (pessoa física)

Technical data

IPC Classification

H02K 3/32

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

01/31/1984

RPI 693

Notificação para pagamento de retribuição

#13.1

11/16/1983

RPI 682

Deferimento

#9.1

07/19/1983

RPI 665

Solicitação de exame técnico

#4.1

08/24/1982

RPI 618

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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