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Official data from INPI

SISTEMA DE FIXACAO DE CRAVELHAS DE PIANO

IndeferidaInvention Patent

Application data

Number

PI8503937

Type

Invention Patent

Filing

08/13/1985

Publication

04/15/1986

Progress at the INPI

Under appeal
  1. Filing08/13/85
  2. Publication04/15/86
  3. Examination09/02/86
  4. Refused08/22/89
  5. Grant
  6. In force

The application was refused by the INPI on 08/22/1989. The invention was never patented.

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

PIANOS SCHNEIDER PARANA IND E [BR]

Inventors

T. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

08/22/1989

RPI 983

Solicitação de exame técnico

#4.1

09/02/1986

RPI 828

Publicação antecipada

#3.2

04/15/1986

RPI 808

Pedido de patente depositado

#2.1

10/15/1985

RPI 782

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