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Official data from INPI

DISPOSITIVO ARMAZENADOR-AQUECEDOR DE PRODUTOS NO INTERIOR DE REFRIGERADORES

Prazo de SigiloInvention Patent

Application data

Number

PI8902467

Type

Invention Patent

Filing

04/28/1989

Publication

11/13/1990

Progress at the INPI

  1. Filing04/28/89
  2. Publication11/13/90
  3. Examination02/19/91
  4. Allowance03/09/93
  5. Grant10/26/93
  6. Expired12/22/09

The letters patent expired on 12/22/2009: 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: 07/11/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Brastemp S/A

SP, BR

See this company's full portfolio

Inventors

D. G. (pessoa física)

J. J. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

07/11/1989

RPI 977

Carta-patente expirada

#21.1

Patente extinta em 28/04/2004

12/22/2009

RPI 2033

Concessão da patente

#16.1

10/26/1993

RPI 1195

Notificação para pagamento de retribuição

#13.1

06/29/1993

RPI 1178

Deferimento

#9.1

03/09/1993

RPI 1162

Solicitação de exame técnico

#4.1

02/19/1991

RPI 1055

Publicação do pedido de patente

#3.1

11/13/1990

RPI 1041

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