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Official data from INPI

APERFEIÇOAMENTO EM PEDALEIRA PARA INSTRUMENTOS MUSICAIS

Arquivada/ExtintaUtility Model

Application data

Number

MU7001169

Type

Utility Model

Filing

06/27/1990

Publication

02/13/1991

Progress at the INPI

  1. Filing06/27/90
  2. Publication02/13/91
  3. Examination04/16/91
  4. Allowance01/03/95
  5. Grant03/26/96
  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

Eletrônica Hamelin Ltda

SP, BR

Seiyddo Industria de Instrumentos Musicais Ltda

SP, BR

See this company's full portfolio

Inventors

O. M. (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 27/06/2000

07/01/2008

RPI 1956

Concessão da patente

#16.1

03/26/1996

RPI 1321

Retificação

#15.6

01/09/1996

RPI 1310

Retificação

#15.3

10/10/1995

RPI 1297

Notificação para pagamento de retribuição

#13.1

05/23/1995

RPI 1277

Deferimento

#9.1

01/03/1995

RPI 1257

14.1

03/02/1993

RPI 1161

Solicitação de exame técnico

#4.1

04/16/1991

RPI 1063

Publicação antecipada

#3.2

02/13/1991

RPI 1054

Pedido de patente depositado

#2.1

10/16/1990

RPI 1037

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