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Official data from INPI

DISPOSIÇÃO EM TECLADO PARA INSTRUMENTOS MUSICAIS

Arquivada/ExtintaUtility Model

Application data

Number

MU7000782

Type

Utility Model

Filing

04/27/1990

Publication

11/19/1991

Progress at the INPI

  1. Filing04/27/90
  2. Publication11/19/91
  3. Examination08/04/92
  4. Allowance11/29/94
  5. Grant08/29/95
  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: 07/01/2008. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. F. (pessoa física)

RS, BR

Inventors

A. F. (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 27/04/2000

07/01/2008

RPI 1956

Concessão da patente

#16.1

08/29/1995

RPI 1291

Notificação para pagamento de retribuição

#13.1

04/04/1995

RPI 1270

Deferimento

#9.1

11/29/1994

RPI 1252

Solicitação de exame técnico

#4.1

08/04/1992

RPI 1131

Publicação do pedido de patente

#3.1

11/19/1991

RPI 1094

Pedido de patente depositado

#2.1

07/31/1990

RPI 1026

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