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Official data from INPI

APERFEIÇOAMENTO EM ACOPLAMENTOS ELÁSTICOS DE TRANSMISSÃO DE MOVIMENTO ENTRE EIXOS COAXIAIS E PROCESSO PARA A FABRICAÇÃO DOS MESMOS

Arquivada/ExtintaInvention Patent

Application data

Number

PI8906123

Type

Invention Patent

Filing

12/01/1989

Publication

05/07/1991

Progress at the INPI

  1. Filing12/01/89
  2. Publication05/07/91
  3. Examination10/08/91
  4. Allowance03/22/94
  5. Grant10/25/94
  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.

Talk to a specialist

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

Applicants and inventors

Applicants

Industrias Gummi S.A.C.I.Y.F.

AR

Inventors

N. P. (pessoa física)

AR

Technical data

IPC Classification

Priority claims

AR

314.614 · 08/08/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 01/12/2004

12/29/2009

RPI 2034

Concessão da patente

#16.1

10/25/1994

RPI 1247

Deferimento

#9.1

03/22/1994

RPI 1216

Solicitação de exame técnico

#4.1

10/08/1991

RPI 1088

Publicação do pedido de patente

#3.1

05/07/1991

RPI 1066

Pedido de patente depositado

#2.1

04/10/1990

RPI 1013

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