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Official data from INPI

SISTEMA DE CORRENTE ELÉTRICA PARA PARTIDA DE GRANDES MÁQUINAS ROTATIVAS SÍNCRONAS

Em AnáliseInvention Patent

Application data

Number

PI8506484

Type

Invention Patent

Filing

12/10/1985

Publication

09/02/1986

Progress at the INPI

  1. Filing12/10/85
  2. Publication09/02/86
  3. Examination10/04/88
  4. Allowance06/25/91
  5. Grant02/04/92
  6. Terminated08/15/95

The patent was granted on 02/04/1992 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/04/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

General Electric Company

US

See this company's full portfolio

Inventors

C. T. (pessoa física)

Technical data

IPC Classification

Priority claims

US

679979 · 12/10/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/04/1988

RPI 937

Publicação do pedido de patente

#3.1

09/02/1986

RPI 828

Pedido de patente depositado

#2.1

03/04/1986

RPI 802

Anuidade - prazo legal encerrado

#18.2

08/15/1995

RPI 1289

Concessão da patente

#16.1

02/04/1992

RPI 1105

Notificação para pagamento de retribuição

#13.1

10/22/1991

RPI 1090

Deferimento

#9.1

06/25/1991

RPI 1073

Exigência - art. 36 da LPI

#6.1

01/15/1991

RPI 1050

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