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Official data from INPI

MÉTODO PARA A PRODUÇÃO DE ESTRUTURAS PARA CONTENÇÃO DE ÁREAS DE SOLO E ELEMENTO PARA OBTENÇÃO DAS MESMAS

Arquivada/ExtintaInvention Patent

Application data

Number

PI9005767

Type

Invention Patent

Filing

11/08/1990

Publication

09/24/1991

Progress at the INPI

  1. Filing11/08/90
  2. Publication09/24/91
  3. Examination06/16/92
  4. Allowance06/04/96
  5. Grant09/30/97
  6. Expired05/21/13

The letters patent expired on 05/21/2013: 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: 05/21/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Officine Maccaferri S.p.A.

IT

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Inventors

A. P. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

3311 A/90 · 01/19/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 08/11/2010

05/21/2013

RPI 2211

Concessão da patente

#16.1

09/30/1997

RPI 1400

Notificação para pagamento de retribuição

#13.1

02/25/1997

RPI 1369

Deferimento

#9.1

06/04/1996

RPI 1331

Solicitação de exame técnico

#4.1

06/16/1992

RPI 1124

Publicação do pedido de patente

#3.1

09/24/1991

RPI 1086

Pedido de patente depositado

#2.1

04/30/1991

RPI 1065

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