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Official data from INPI

CODIFICADOR E MÉTODO PARA MAGNETIZAR UM CODIFICADOR.

Arquivada/ExtintaInvention Patent

Application data

Number

PI9004630

Type

Invention Patent

Filing

09/17/1990

Publication

09/10/1991

Progress at the INPI

  1. Filing09/17/90
  2. Publication09/10/91
  3. Examination11/26/91
  4. Allowance01/10/95
  5. Grant07/25/95
  6. Expired06/01/10

The letters patent expired on 06/01/2010: 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: 06/01/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Torrington Company

US

See this company's full portfolio

Inventors

A. S. (pessoa física)

US

M. B. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

408.592 · 09/18/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 17/09/2005

06/01/2010

RPI 2056

Concessão da patente

#16.1

07/25/1995

RPI 1286

Notificação para pagamento de retribuição

#13.1

05/30/1995

RPI 1278

Deferimento

#9.1

01/10/1995

RPI 1258

Solicitação de exame técnico

#4.1

11/26/1991

RPI 1095

Publicação do pedido de patente

#3.1

09/10/1991

RPI 1084

Pedido de patente depositado

#2.1

04/02/1991

RPI 1061

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