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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8306911

Type

Invention Patent

Filing

12/15/1983

Publication

07/24/1984

Progress at the INPI

  1. Filing12/15/83
  2. Publication07/24/84
  3. Examination08/12/86
  4. Allowance08/09/88
  5. Grant07/25/89
  6. Terminated04/23/96

The patent was granted on 07/25/1989 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: 07/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

P. L. (pessoa física)

FR

Inventors

L. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/25/1989

RPI 979

Notificação para pagamento de retribuição

#13.1

12/06/1988

RPI 946

Deferimento

#9.1

08/09/1988

RPI 929

Exigência - art. 36 da LPI

#6.1

12/08/1987

RPI 894

Solicitação de exame técnico

#4.1

08/12/1986

RPI 825

Publicação do pedido de patente

#3.1

07/24/1984

RPI 718

Pedido de patente depositado

#2.1

02/28/1984

RPI 697

Anuidade - prazo legal encerrado

#18.2

04/23/1996

RPI 1325

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