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Official data from INPI

UNIDADE DE AQUECIMENTO PARA APARELHOS ELÉTRICOS

Arquivada/ExtintaUtility Model
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Application data

Number

MU6902117

Type

Utility Model

Filing

10/17/1989

Publication

07/16/1991
View on INPI

Progress at the INPI

  1. Filing10/17/89
  2. Publication07/16/91
  3. Examination10/15/91
  4. Allowance09/13/94
  5. Grant05/30/95
  6. Expired11/20/01

The letters patent expired on 11/20/2001: 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: 11/20/2001. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Anluz Eletrotermia Ltda

SP, BR

A. D. (pessoa física)

SP, BR

Inventors

A. D. (pessoa física)

BR

Technical data

IPC Classification

H05B 3/20

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 17/10/1999 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).

11/20/2001

RPI 1611

Pedido de licença compulsória

#20.1

03/19/1996

RPI 1320

Concessão da patente

#16.1

05/30/1995

RPI 1278

Notificação para pagamento de retribuição

#13.1

01/17/1995

RPI 1259

Deferimento

#9.1

09/13/1994

RPI 1241

Solicitação de exame técnico

#4.1

10/15/1991

RPI 1089

Publicação do pedido de patente

#3.1

07/16/1991

RPI 1076

Pedido de patente depositado

#2.1

04/10/1990

RPI 1013

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