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Official data from INPI

PROCESSO E DISPOSITIVO DE ENCURVAR LÂMINAS DE VIDRO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9102231

Type

Invention Patent

Filing

05/31/1991

Publication

01/07/1992

Progress at the INPI

  1. Filing05/31/91
  2. Publication01/07/92
  3. Examination03/29/94
  4. Allowance03/03/98
  5. Grant11/24/98
  6. Expired06/04/13

The letters patent expired on 06/04/2013: 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: 06/04/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. I. (pessoa física)

FR

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Inventors

A. B. (pessoa física)

FR

J. L. (pessoa física)

FR

J. P. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

90 06842 · 06/01/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 31/05/2011

06/04/2013

RPI 2213

Concessão da patente

#16.1

11/24/1998

RPI 1455

Deferimento

#9.1

03/03/1998

RPI 1419

Exigência - art. 36 da LPI

#6.1

04/08/1997

RPI 1375

Solicitação de exame técnico

#4.1

03/29/1994

RPI 1217

Publicação do pedido de patente

#3.1

01/07/1992

RPI 1101

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