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Official data from INPI

APERFEIÇOAMENTOS EM CHAVE ELÉTRICA ESTRELA-TRIÂNGULO

ConcedidaInvention Patent
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Application data

Number

PI8200631

Type

Invention Patent

Filing

02/04/1982

Publication

10/04/1983
View on INPI

Progress at the INPI

  1. Filing02/04/82
  2. Publication10/04/83
  3. Examination01/24/84
  4. Allowance12/17/85
  5. Grant08/26/86
  6. Terminated02/11/92

The patent was granted on 08/26/1986 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: 08/26/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Primelétrica Ltda

SP, BR

Inventors

R. G. (pessoa física)

BR

Technical data

IPC Classification

H02P 1/32

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/26/1986

RPI 827

Notificação para pagamento de retribuição

#13.1

04/22/1986

RPI 809

Deferimento

#9.1

12/17/1985

RPI 791

Exigência - art. 36 da LPI

#6.1

05/21/1985

RPI 761

Exigência - art. 36 da LPI

#6.1

10/16/1984

RPI 730

Solicitação de exame técnico

#4.1

01/24/1984

RPI 692

Publicação do pedido de patente

#3.1

10/04/1983

RPI 676

Pedido de patente depositado

#2.1

03/30/1982

RPI 597

Anuidade - prazo legal encerrado

#18.2

02/11/1992

RPI 1106

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