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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8204051

Type

Invention Patent

Filing

07/13/1982

Publication

07/05/1983

Progress at the INPI

  1. Filing07/13/82
  2. Publication07/05/83
  3. Examination11/06/84
  4. Allowance12/29/87
  5. Grant07/26/88
  6. Expired07/01/08

The letters patent expired on 07/01/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 07/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. Q. (pessoa física)

CA

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Inventors

G. H. (pessoa física)

K. R. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/26/1988

RPI 927

Notificação para pagamento de retribuição

#13.1

05/10/1988

RPI 916

Deferimento

#9.1

12/29/1987

RPI 897

15.19

10/20/1987

RPI 887

Retificação

#15.3

08/25/1987

RPI 879

Exigência - art. 36 da LPI

#6.1

10/29/1985

RPI 784

Solicitação de exame técnico

#4.1

11/06/1984

RPI 733

14.1

07/10/1984

RPI 716

Publicação do pedido de patente

#3.1

07/05/1983

RPI 663

Pedido de patente depositado

#2.1

08/24/1982

RPI 618

Carta-patente expirada

#21.1

Patente extinta em 13/07/97

07/01/2008

RPI 1956

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