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Official data from INPI

SEGMENTO PLANO DE CARDA

Arquivada/ExtintaInvention Patent

Application data

Number

PI8905159

Type

Invention Patent

Filing

10/11/1989

Publication

05/15/1990

Progress at the INPI

  1. Filing10/11/89
  2. Publication05/15/90
  3. Examination08/11/92
  4. Allowance09/05/95
  5. Grant04/30/96
  6. Expired12/29/09

The letters patent expired on 12/29/2009: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 12/29/2009. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Graf & Cie Ag

CH

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Inventors

R. G. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

CH

3810/88 · 10/12/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 11/10/2004

12/29/2009

RPI 2034

Concessão da patente

#16.1

04/30/1996

RPI 1326

Deferimento

#9.1

09/05/1995

RPI 1292

Solicitação de exame técnico

#4.1

08/11/1992

RPI 1132

Publicação do pedido de patente

#3.1

05/15/1990

RPI 1018

Pedido de patente depositado

#2.1

03/06/1990

RPI 1008

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