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Official data from INPI

FECHADURA COM PUNHO DE DESLOCAMENTO NORMAL AO PLANO DA PORTA

Arquivada/ExtintaInvention Patent

Application data

Number

PI8905033

Type

Invention Patent

Filing

09/29/1989

Publication

04/03/1990

Progress at the INPI

  1. Filing09/29/89
  2. Publication04/03/90
  3. Examination09/18/90
  4. Allowance07/16/96
  5. Grant09/30/97
  6. Expired05/21/13

The letters patent expired on 05/21/2013: 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: 05/21/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Universidade de São Paulo - USP

SP, BR

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Inventors

M. A. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 29/09/2009

05/21/2013

RPI 2211

Concessão da patente

#16.1

09/30/1997

RPI 1400

Notificação para pagamento de retribuição

#13.1

03/11/1997

RPI 1371

Deferimento

#9.1

07/16/1996

RPI 1337

Exigência - art. 36 da LPI

#6.1

11/28/1995

RPI 1304

Solicitação de exame técnico

#4.1

09/18/1990

RPI 1033

Publicação antecipada

#3.2

04/03/1990

RPI 1012

Pedido de patente depositado

#2.1

03/13/1990

RPI 1009

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