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Official data from INPI

VIBRADOR MECÂNICO

PublicadaInvention Patent

Application data

Number

PI8802368

Type

Invention Patent

Filing

05/10/1988

Publication

12/05/1989

Progress at the INPI

  1. Filing05/10/88
  2. Publication12/05/89
  3. Examination09/18/90
  4. Allowance04/02/91
  5. Grant11/26/91
  6. Expired09/02/08

The letters patent expired on 09/02/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 12/05/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Fábrica de Aço Paulista S.A

SP, BR

See this company's full portfolio

Inventors

M. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

12/05/1989

RPI 998

Pedido de patente depositado

#2.1

10/25/1988

RPI 940

Carta-patente expirada

#21.1

Patente extinta em 10/05/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

11/26/1991

RPI 1095

Notificação para pagamento de retribuição

#13.1

07/16/1991

RPI 1076

Deferimento

#9.1

04/02/1991

RPI 1061

Solicitação de exame técnico

#4.1

09/18/1990

RPI 1033

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