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Official data from INPI

CIRCUITO DE ALIMENTAÇÃO EM TENSÃO CONTÍNUA OU ALTERNADA DESTINADO A ALIMENTAR UMA CARGA UNIDIRECIONAL DE CORRENTE

Arquivada/ExtintaInvention Patent

Application data

Number

PI9006546

Type

Invention Patent

Filing

12/21/1990

Publication

10/01/1991

Progress at the INPI

  1. Filing12/21/90
  2. Publication10/01/91
  3. Examination11/30/93
  4. Allowance08/18/98
  5. Grant12/29/98
  6. Expired05/28/13

The letters patent expired on 05/28/2013: 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: 05/28/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Moulinex

FR

See this company's full portfolio

Inventors

G. D. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

89 17144 · 12/22/1989

FR

90 00647 · 01/19/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 21/12/2010

05/28/2013

RPI 2212

Republicação - classificação IPC

#15.11

Alterada a Classificação de H02J 5/00, H05B 6/64 para Int.Cl.6 H05B 6/68, H02M 3/315

07/13/1999

RPI 1488

Concessão da patente

#16.1

12/29/1998

RPI 1460

Deferimento

#9.1

08/18/1998

RPI 1443

Solicitação de exame técnico

#4.1

11/30/1993

RPI 1200

Publicação do pedido de patente

#3.1

10/01/1991

RPI 1087

Pedido de patente depositado

#2.1

06/11/1991

RPI 1071

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