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Official data from INPI

APARELHO DE SINALIZAÇÃO METRONÔMICO SILENCIOSO E PROCESSO DE SINALIZAÇÃO METRONÔMICA SILENCIOSA

ConcedidaInvention Patent

Application data

Number

PI8307000

Type

Invention Patent

Filing

12/20/1983

Publication

07/30/1985

Progress at the INPI

  1. Filing12/20/83
  2. Publication07/30/85
  3. Examination08/11/87
  4. Allowance11/08/88
  5. Grant08/29/89
  6. Terminated02/18/92

The patent was granted on 08/29/1989 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: 08/29/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. C. (pessoa física)

US

Inventors

S. C. (pessoa física)

US

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/29/1989

RPI 984

Notificação para pagamento de retribuição

#13.1

02/28/1989

RPI 958

Deferimento

#9.1

11/08/1988

RPI 942

Exigência - art. 36 da LPI

#6.1

04/19/1988

RPI 913

Solicitação de exame técnico

#4.1

08/11/1987

RPI 877

Publicação do pedido de patente

#3.1

07/30/1985

RPI 771

Pedido de patente depositado

#2.1

02/28/1984

RPI 697

Anuidade - prazo legal encerrado

#18.2

02/18/1992

RPI 1107

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