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Official data from INPI

DISPOSITIVOS PARA ESTRUTURAÇÃO DE ESQUADRIAS

PublicadaInvention Patent

Application data

Number

PI8900389

Type

Invention Patent

Filing

01/26/1989

Publication

06/06/1989

Progress at the INPI

  1. Filing01/26/89
  2. Publication06/06/89
  3. Examination06/02/92
  4. Allowance12/20/94
  5. Grant07/25/95
  6. Expired12/15/09

The letters patent expired on 12/15/2009: 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: 06/06/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Perfilados Paraná Manufaturados de aço Ltda

PR, BR

Inventors

B. V. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação antecipada

#3.2

06/06/1989

RPI 972

Pedido de patente depositado

#2.1

03/21/1989

RPI 961

Carta-patente expirada

#21.1

Patente extinta em 26/01/2004

12/15/2009

RPI 2032

Concessão da patente

#16.1

07/25/1995

RPI 1286

Notificação para pagamento de retribuição

#13.1

05/02/1995

RPI 1274

Deferimento

#9.1

12/20/1994

RPI 1255

Exigência - art. 36 da LPI

#6.1

05/03/1994

RPI 1222

Solicitação de exame técnico

#4.1

06/02/1992

RPI 1122

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