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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8207570

Type

Invention Patent

Filing

12/29/1982

Publication

10/25/1983

Progress at the INPI

  1. Filing12/29/82
  2. Publication10/25/83
  3. Examination11/05/85
  4. Allowance03/01/88
  5. Grant08/30/88
  6. Terminated07/18/95

The patent was granted on 08/30/1988 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 08/30/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

L. I. (pessoa física)

US

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Inventors

L. W. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/30/1988

RPI 932

Notificação para pagamento de retribuição

#13.1

06/21/1988

RPI 922

Deferimento

#9.1

03/01/1988

RPI 906

Exigência - art. 36 da LPI

#6.1

06/16/1987

RPI 869

Solicitação de exame técnico

#4.1

11/05/1985

RPI 785

Publicação do pedido de patente

#3.1

10/25/1983

RPI 679

Pedido de patente depositado

#2.1

02/16/1983

RPI 643

Anuidade - prazo legal encerrado

#18.2

07/18/1995

RPI 1285

Pedido de licença compulsória

#20.1

10/13/1993

RPI 1193

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