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Official data from INPI

APARELHO DE REFRIGERACAO

Em AnáliseInvention Patent

Application data

Number

PI7708211

Type

Invention Patent

Filing

12/10/1976

Publication

-

Progress at the INPI

  1. Filing12/10/76
  2. Publication
  3. Examination
  4. Allowance
  5. Grant06/29/82
  6. Terminated11/16/88

The patent was granted on 06/29/1982 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/16/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

WHIRLPOOL CO

Inventors

L. W. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

11/16/1988

RPI 943

Concessão da patente

#16.1

06/29/1982

RPI 610

Notificação para pagamento de retribuição

#13.1

10/06/1981

RPI 572

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