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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8404569

Type

Invention Patent

Filing

09/13/1984

Publication

02/12/1985

Progress at the INPI

  1. Filing09/13/84
  2. Publication02/12/85
  3. Examination05/14/85
  4. Allowance08/11/87
  5. Grant03/29/88
  6. Terminated12/24/96

The patent was granted on 03/29/1988 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: 03/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. B. (pessoa física)

SP, BR

Inventors

B. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/29/1988

RPI 910

Notificação para pagamento de retribuição

#13.1

12/01/1987

RPI 893

Deferimento

#9.1

08/11/1987

RPI 877

Solicitação de exame técnico

#4.1

05/14/1985

RPI 760

Publicação antecipada

#3.2

02/12/1985

RPI 747

Pedido de patente depositado

#2.1

11/20/1984

RPI 735

Anuidade - prazo legal encerrado

#18.2

12/24/1996

RPI 1360

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