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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI7900933

Type

Invention Patent

Filing

02/12/1979

Publication

12/26/1984

Progress at the INPI

  1. Filing02/12/79
  2. Publication12/26/84
  3. Examination01/07/86
  4. Allowance03/01/88
  5. Grant11/29/88
  6. Terminated05/11/93

The patent was granted on 11/29/1988 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: 11/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. O. (pessoa física)

SP, BR

Inventors

O. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/29/1988

RPI 945

Notificação para pagamento de retribuição

#13.1

06/21/1988

RPI 922

Deferimento

#9.1

03/01/1988

RPI 906

Retificação

#15.6

12/08/1987

RPI 894

Alteração de numeração

#15.1

08/25/1987

RPI 879

Exigência - art. 36 da LPI

#6.1

08/26/1986

RPI 827

Solicitação de exame técnico

#4.1

01/07/1986

RPI 794

8.1

08/20/1985

RPI 774

Publicação do pedido de patente

#3.1

12/26/1984

RPI 740

14.1

09/25/1984

RPI 727

Anuidade - prazo legal encerrado

#18.2

05/11/1993

RPI 1171

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