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Official data from INPI

SEM TITULO

ConcedidaInvention Patent
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Application data

Number

PI8304551

Type

Invention Patent

Filing

08/19/1983

Publication

04/03/1984
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Progress at the INPI

  1. Filing08/19/83
  2. Publication04/03/84
  3. Examination07/22/86
  4. Allowance08/23/88
  5. Grant07/25/89
  6. Terminated02/18/92

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.

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Latest action published by the INPI: 07/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. D. (pessoa física)

Inventors

E. B. (pessoa física)

Technical data

IPC Classification

No 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

12/13/1988

RPI 947

Deferimento

#9.1

08/23/1988

RPI 931

14.4

04/19/1988

RPI 913

14.1

04/12/1988

RPI 912

Exigência - art. 36 da LPI

#6.1

11/24/1987

RPI 892

Exigência - art. 36 da LPI

#6.1

03/04/1987

RPI 854

Solicitação de exame técnico

#4.1

07/22/1986

RPI 822

Publicação do pedido de patente

#3.1

04/03/1984

RPI 702

Pedido de patente depositado

#2.1

11/01/1983

RPI 680

Anuidade - prazo legal encerrado

#18.2

02/18/1992

RPI 1107

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