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Official data from INPI

APERFEIÇOAMENTOS INTRODUZIDOS EM RODIZIOS PARA MÓVEIS

Arquivada/ExtintaInvention Patent

Application data

Number

PI9001604

Type

Invention Patent

Filing

04/03/1990

Publication

11/05/1991

Progress at the INPI

  1. Filing04/03/90
  2. Publication11/05/91
  3. Examination02/18/92
  4. Allowance03/22/94
  5. Grant08/30/94
  6. Expired05/18/10

The letters patent expired on 05/18/2010: 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: 05/18/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W. B. (pessoa física)

SP, BR

Inventors

W. B. (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 03/04/2005

05/18/2010

RPI 2054

Concessão da patente

#16.1

08/30/1994

RPI 1239

Deferimento

#9.1

03/22/1994

RPI 1216

Solicitação de exame técnico

#4.1

02/18/1992

RPI 1107

Publicação do pedido de patente

#3.1

11/05/1991

RPI 1092

Pedido de patente depositado

#2.1

08/07/1990

RPI 1027

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