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Official data from INPI

INDICADOR DE POTENCIA PARA CAIXAS ACUSTICAS

ConcedidaInvention Patent

Application data

Number

PI8000280

Type

Invention Patent

Filing

01/16/1980

Publication

-

Progress at the INPI

  1. Filing01/16/80
  2. Publication
  3. Examination08/16/83
  4. Allowance07/30/85
  5. Grant02/04/86
  6. Terminated02/11/92

The patent was granted on 02/04/1986 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: 02/04/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PHILIPS DO BRASIL LTD

Inventors

R. A. (pessoa física)

T. C. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/04/1986

RPI 798

Notificação para pagamento de retribuição

#13.1

11/26/1985

RPI 788

Deferimento

#9.1

07/30/1985

RPI 771

8.1

11/20/1984

RPI 735

Republicação - classificação IPC

#15.11

02/14/1984

RPI 695

Exigência - art. 36 da LPI

#6.1

01/17/1984

RPI 691

Solicitação de exame técnico

#4.1

08/16/1983

RPI 669

Anuidade - prazo legal encerrado

#18.2

02/11/1992

RPI 1106

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