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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8206922

Type

Invention Patent

Filing

11/30/1982

Publication

10/04/1983

Progress at the INPI

  1. Filing11/30/82
  2. Publication10/04/83
  3. Examination11/05/85
  4. Allowance09/30/86
  5. Grant06/30/87
  6. Terminated04/02/96

The patent was granted on 06/30/1987 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: 06/30/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

L. I. (pessoa física)

US

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Inventors

S. D. (pessoa física)

Y. K. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/30/1987

RPI 871

Notificação para pagamento de retribuição

#13.1

03/04/1987

RPI 854

Deferimento

#9.1

09/30/1986

RPI 832

Solicitação de exame técnico

#4.1

11/05/1985

RPI 785

Publicação do pedido de patente

#3.1

10/04/1983

RPI 676

Pedido de patente depositado

#2.1

01/25/1983

RPI 640

Anuidade - prazo legal encerrado

#18.2

04/02/1996

RPI 1322

Pedido de licença compulsória

#20.1

10/13/1993

RPI 1193

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