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Official data from INPI

UMA MONTAGEM DE BIELA

Em AnáliseInvention Patent

Application data

Number

PI8704035

Type

Invention Patent

Filing

08/07/1987

Publication

04/05/1988

Progress at the INPI

  1. Filing08/07/87
  2. Publication04/05/88
  3. Examination08/16/88
  4. Allowance04/09/91
  5. Grant10/29/91
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 08/16/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. C. (pessoa física)

US

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Inventors

B. F. (pessoa física)

US

S. G. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

897.453 · 08/18/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

08/16/1988

RPI 930

Publicação do pedido de patente

#3.1

04/05/1988

RPI 911

Pedido de patente depositado

#2.1

11/10/1987

RPI 890

Carta-patente expirada

#21.1

Patente extinta em 07/08/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

10/29/1991

RPI 1091

Deferimento

#9.1

04/09/1991

RPI 1062

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