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Official data from INPI

FORNO ELÉTRICO DE CORRENTE CONTÍNUA

Arquivada/ExtintaInvention PatentPCT · FR1991000215

Application data

Number

PI9105094

Type

Invention Patent

Filing

03/15/1991

Publication

08/04/1992

PCT

FR1991000215

Progress at the INPI

  1. Filing03/15/91
  2. Publication08/04/92
  3. Examination08/03/93
  4. Allowance12/19/95
  5. Grant12/31/96
  6. Expired07/06/10

The letters patent expired on 07/06/2010: 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: 07/06/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Clecim

FR

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Inventors

N. M. (pessoa física)

FR

R. J. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

90 03484 · 03/19/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 15/03/2006

07/06/2010

RPI 2061

Concessão da patente

#16.1

12/31/1996

RPI 1361

Notificação para pagamento de retribuição

#13.1

06/25/1996

RPI 1334

Deferimento

#9.1

12/19/1995

RPI 1307

Solicitação de exame técnico

#4.1

08/03/1993

RPI 1183

Notificação de entrada na fase nacional - PCT

#1.3

08/04/1992

RPI 1131

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