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Official data from INPI

LÂMPADA DO TIPO DE ARRANQUE RÁPIDO E APERFEIÇOAMENTO NO PROCESSO DE ATIVAÇÃO DE CATODO DE LÂMPADA FLUORESCENTE.

Em AnáliseInvention Patent

Application data

Number

PI8400431

Type

Invention Patent

Filing

01/27/1984

Publication

09/04/1984

Progress at the INPI

  1. Filing01/27/84
  2. Publication09/04/84
  3. Examination10/29/86
  4. Allowance06/20/89
  5. Grant02/06/90
  6. Terminated02/25/92

The patent was granted on 02/06/1990 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: 10/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

General Electric Company

US

See this company's full portfolio

Inventors

P. D. (pessoa física)

US

Q. D. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

461.348 · 01/27/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

10/17/1989

RPI 991

Deferimento

#9.1

06/20/1989

RPI 974

6.2

09/15/1987

RPI 882

Solicitação de exame técnico

#4.1

10/29/1986

RPI 836

Publicação do pedido de patente

#3.1

09/04/1984

RPI 724

Pedido de patente depositado

#2.1

04/17/1984

RPI 704

Anuidade - prazo legal encerrado

#18.2

02/25/1992

RPI 1108

Concessão da patente

#16.1

02/06/1990

RPI 1005

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