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Official data from INPI

PORTA PARA REFRIGERADORES E FREEZERS

Prazo de SigiloInvention Patent

Application data

Number

PI8902468

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.

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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)

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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