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Official data from INPI

UMA MONTAGEM DE DISCO TRACIONADO DE EMBREAGEM

Arquivada/ExtintaInvention Patent

Application data

Number

PI9006097

Type

Invention Patent

Filing

11/30/1990

Publication

09/24/1991

Progress at the INPI

  1. Filing11/30/90
  2. Publication09/24/91
  3. Examination04/05/94
  4. Allowance03/14/95
  5. Grant09/26/95
  6. Expired06/08/10

The letters patent expired on 06/08/2010: 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: 06/08/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. C. (pessoa física)

US

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Inventors

R. F. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

457,373 · 12/27/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 30/11/2005

06/08/2010

RPI 2057

Concessão da patente

#16.1

09/26/1995

RPI 1295

Deferimento

#9.1

03/14/1995

RPI 1267

Solicitação de exame técnico

#4.1

04/05/1994

RPI 1218

Solicitação de exame não realizada

#4.2

12/07/1993

RPI 1201

Publicação do pedido de patente

#3.1

09/24/1991

RPI 1086

Pedido de patente depositado

#2.1

05/14/1991

RPI 1067

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