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Official data from INPI

MÉTODO PARA INDICAÇÃO DE DEPÓSITO OCULTOS.

ConcedidaInvention Patent

Application data

Number

PI8207914

Type

Invention Patent

Filing

09/30/1982

Publication

09/13/1983

Progress at the INPI

  1. Filing09/30/82
  2. Publication09/13/83
  3. Examination04/09/85
  4. Allowance12/16/86
  5. Grant07/28/87
  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: 07/28/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. A. (pessoa física)

SE

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Inventors

K. [. (pessoa física)

M. [. (pessoa física)

Technical data

IPC Classification

Priority claims

SE

8105923-0 · 09/30/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/28/1987

RPI 875

Notificação para pagamento de retribuição

#13.1

05/05/1987

RPI 863

Deferimento

#9.1

12/16/1986

RPI 843

Exigência - art. 36 da LPI

#6.1

01/07/1986

RPI 794

Solicitação de exame técnico

#4.1

04/09/1985

RPI 755

Notificação de entrada na fase nacional - PCT

#1.3

09/13/1983

RPI 673

Carta-patente expirada

#21.1

Patente extinta em 30/09/97

07/01/2008

RPI 1956

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