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Official data from INPI

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ConcedidaInvention Patent

Application data

Number

PI8302162

Type

Invention Patent

Filing

04/25/1983

Publication

12/04/1984

Progress at the INPI

  1. Filing04/25/83
  2. Publication12/04/84
  3. Examination02/03/87
  4. Allowance06/28/88
  5. Grant07/25/89
  6. Terminated04/25/95

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

E. L. (pessoa física)

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

10/25/1988

RPI 940

Deferimento

#9.1

06/28/1988

RPI 923

Exigência - art. 36 da LPI

#6.1

01/12/1988

RPI 899

Solicitação de exame técnico

#4.1

02/03/1987

RPI 850

Publicação do pedido de patente

#3.1

12/04/1984

RPI 737

Pedido de patente depositado

#2.1

06/14/1983

RPI 660

Anuidade - prazo legal encerrado

#18.2

04/25/1995

RPI 1273

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