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Official data from INPI

DISPOSITIVO PARA A DETERMINAÇÃO DE PROPRIEDADES DE RESISTÊNCIA DE MATERIAL DE TESTE TÊXTIL ESTIRADO AO COMPRIDO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9002896

Type

Invention Patent

Filing

06/20/1990

Publication

08/20/1991

Progress at the INPI

  1. Filing06/20/90
  2. Publication08/20/91
  3. Examination03/30/93
  4. Allowance06/28/94
  5. Grant04/25/95
  6. Expired05/25/10

The letters patent expired on 05/25/2010: 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: 05/25/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Zellweger Uster AG

CH

Inventors

H. E. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

CH

02 292/89-7 · 06/20/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 20/06/2005

05/25/2010

RPI 2055

Concessão da patente

#16.1

04/25/1995

RPI 1273

Notificação para pagamento de retribuição

#13.1

11/01/1994

RPI 1248

Deferimento

#9.1

06/28/1994

RPI 1230

Solicitação de exame técnico

#4.1

03/30/1993

RPI 1165

Publicação do pedido de patente

#3.1

08/20/1991

RPI 1081

Pedido de patente depositado

#2.1

10/30/1990

RPI 1039

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