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Official data from INPI

MONTAGEM PARA TAMPA DE EMBREAGEM

Arquivada/ExtintaInvention Patent

Application data

Number

PI9101813

Type

Invention Patent

Filing

05/06/1991

Publication

12/17/1991

Progress at the INPI

  1. Filing05/06/91
  2. Publication12/17/91
  3. Examination07/05/94
  4. Allowance04/18/95
  5. Grant10/31/95
  6. Expired06/22/10

The letters patent expired on 06/22/2010: 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: 06/22/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. C. (pessoa física)

US

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Inventors

G. D. (pessoa física)

US

R. F. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

523,068 · 05/14/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 06/05/2006

06/22/2010

RPI 2059

Concessão da patente

#16.1

10/31/1995

RPI 1300

Deferimento

#9.1

04/18/1995

RPI 1272

Solicitação de exame técnico

#4.1

07/05/1994

RPI 1231

Solicitação de exame não realizada

#4.2

03/29/1994

RPI 1217

Publicação do pedido de patente

#3.1

12/17/1991

RPI 1098

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