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Official data from INPI

DISPOSIÇÃO INTRODUZIDA EM TECLADO PARA INSTRUMENTOS MUSICAIS

Arquivada/ExtintaUtility Model

Application data

Number

MU7001062

Type

Utility Model

Filing

06/08/1990

Publication

10/30/1990

Progress at the INPI

  1. Filing06/08/90
  2. Publication10/30/90
  3. Examination11/26/91
  4. Allowance11/29/94
  5. Grant07/25/95
  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

D. P. (pessoa física)

SP, BR

Inventors

D. P. (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 08/06/2000

07/01/2008

RPI 1956

Concessão da patente

#16.1

07/25/1995

RPI 1286

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

11/26/1991

RPI 1095

Publicação antecipada

#3.2

10/30/1990

RPI 1039

Pedido de patente depositado

#2.1

10/02/1990

RPI 1035

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