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Official data from INPI

INSERTO METÁLICO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9004231

Type

Invention Patent

Filing

08/21/1990

Publication

07/16/1991

Progress at the INPI

  1. Filing08/21/90
  2. Publication07/16/91
  3. Examination10/15/91
  4. Allowance03/15/94
  5. Grant11/29/94
  6. Expired06/01/10

The letters patent expired on 06/01/2010: 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: 06/01/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Cobrasma S/A

SP, BR

Inventors

J. N. (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 21/08/2005

06/01/2010

RPI 2056

Concessão da patente

#16.1

11/29/1994

RPI 1252

Notificação para pagamento de retribuição

#13.1

06/28/1994

RPI 1230

Deferimento

#9.1

03/15/1994

RPI 1215

Solicitação de exame técnico

#4.1

10/15/1991

RPI 1089

Publicação antecipada

#3.2

07/16/1991

RPI 1076

Pedido de patente depositado

#2.1

03/05/1991

RPI 1057

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