Official data from INPI

CONEXÃO DIVISORA DE VOLTAGEM.

ConcedidaInvention Patent

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Application data

Number

PI8007930

Type

Invention Patent

Filing

12/04/1980

Publication

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Progress at the INPI

Filing12/04/80
Publication
Examination08/16/83
Allowance01/24/84
Grant07/31/84
Terminated03/12/96

The patent was granted on 07/31/1984 and later terminated. Protection ended before the full term and the technology is in the public domain in Brazil.

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Latest action published by the INPI: 07/31/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. A. (pessoa física)

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Inventors

A. G. (pessoa física)

Technical data

IPC Classification

H02M 1/08

Priority claims

7910516-9 · 12/20/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/31/1984

RPI 719

Notificação para pagamento de retribuição

#13.1

05/02/1984

RPI 706

Deferimento

#9.1

01/24/1984

RPI 692

Solicitação de exame técnico

#4.1

08/16/1983

RPI 669

21.5

04/09/1996

RPI 1323

Carta-patente expirada

#21.1

03/12/1996

RPI 1319

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