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Official data from INPI

APARELHO PARA TRATAR UMA SUSPENSÃO DE FIBRA.

Em AnáliseInvention Patent

Application data

Number

PI8605363

Type

Invention Patent

Filing

10/30/1986

Publication

08/04/1987

Progress at the INPI

  1. Filing10/30/86
  2. Publication08/04/87
  3. Examination08/22/89
  4. Allowance03/16/93
  5. Grant08/31/93
  6. Expired07/22/08

The letters patent expired on 07/22/2008: 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: 08/22/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

K. A. (pessoa física)

SE

Inventors

A. E. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

08/22/1989

RPI 983

Publicação do pedido de patente

#3.1

08/04/1987

RPI 876

Pedido de patente depositado

#2.1

04/14/1987

RPI 860

Carta-patente expirada

#21.1

Patente extinta em 30/10/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

08/31/1993

RPI 1187

Notificação para pagamento de retribuição

#13.1

07/06/1993

RPI 1179

Deferimento

#9.1

03/16/1993

RPI 1163

Exigência - art. 36 da LPI

#6.1

10/01/1991

RPI 1087

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