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Official data from INPI

BI-RODO METÁLICO

Arquivada/ExtintaUtility Model

Application data

Number

MU7100513

Type

Utility Model

Filing

03/18/1991

Publication

04/07/1992

Progress at the INPI

  1. Filing03/18/91
  2. Publication04/07/92
  3. Examination11/24/92
  4. Allowance04/19/94
  5. Grant10/25/94
  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

N. P. (pessoa física)

RJ, BR

Inventors

N. 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 18/03/2001

07/01/2008

RPI 1956

Concessão da patente

#16.1

10/25/1994

RPI 1247

Concessão anulada

#16.2

09/13/1994

RPI 1241

Concessão da patente

#16.1

08/09/1994

RPI 1236

Deferimento

#9.1

04/19/1994

RPI 1220

Conhecimento de parecer técnico

#7.1

11/09/1993

RPI 1197

Solicitação de exame técnico

#4.1

11/24/1992

RPI 1147

Publicação antecipada

#3.2

04/07/1992

RPI 1114

Pedido de patente depositado

#2.1

11/12/1991

RPI 1093

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