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Official data from INPI

DETECTOR DE DOIS FIOS DE TENSÃO REGULADA.

Arquivada/ExtintaInvention Patent

Application data

Number

PI9006434

Type

Invention Patent

Filing

12/18/1990

Publication

09/24/1991

Progress at the INPI

  1. Filing12/18/90
  2. Publication09/24/91
  3. Examination04/07/92
  4. Allowance06/27/95
  5. Grant03/26/96
  6. Expired06/08/10

The letters patent expired on 06/08/2010: 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: 06/08/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Telemecanique

FR

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Inventors

E. S. (pessoa física)

FR

L. D. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

8917321 · 12/28/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 18/12/2005

06/08/2010

RPI 2057

Concessão da patente

#16.1

03/26/1996

RPI 1321

Notificação para pagamento de retribuição

#13.1

11/07/1995

RPI 1301

Deferimento

#9.1

06/27/1995

RPI 1282

Exigência - art. 36 da LPI

#6.1

01/31/1995

RPI 1261

Solicitação de exame técnico

#4.1

04/07/1992

RPI 1114

Publicação do pedido de patente

#3.1

09/24/1991

RPI 1086

Pedido de patente depositado

#2.1

06/04/1991

RPI 1070

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