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Official data from INPI

PAINEL DE BLOCOS DE VIDRO, CLARABÓIA E MÉTODO PARA FABRICAR UM PAINEL DE BLOCOS DE VIDRO

Arquivada/ExtintaInvention Patent

Application data

Number

PI8904269

Type

Invention Patent

Filing

08/24/1989

Publication

04/10/1990

Progress at the INPI

  1. Filing08/24/89
  2. Publication04/10/90
  3. Examination05/19/92
  4. Allowance02/21/95
  5. Grant09/26/95
  6. Expired12/22/09

The letters patent expired on 12/22/2009: 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: 12/22/2009. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Innovative Building Products, Inc

US

Inventors

J. T. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

236.169 · 08/25/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 24/08/2004

12/22/2009

RPI 2033

Concessão da patente

#16.1

09/26/1995

RPI 1295

Notificação para pagamento de retribuição

#13.1

07/11/1995

RPI 1284

Deferimento

#9.1

02/21/1995

RPI 1264

6.2

08/30/1994

RPI 1239

Solicitação de exame técnico

#4.1

05/19/1992

RPI 1120

Publicação do pedido de patente

#3.1

04/10/1990

RPI 1013

Pedido de patente depositado

#2.1

01/16/1990

RPI 1002

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