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Official data from INPI

CONDENSADOR APERFEIÇOADO PARA UNIDADES DE REFRIGERAÇÃO

Em AnáliseInvention Patent

Application data

Number

PI7704533

Type

Invention Patent

Filing

07/08/1977

Publication

-

Progress at the INPI

  1. Filing07/08/77
  2. Publication
  3. Examination
  4. Allowance
  5. Grant07/27/82
  6. Terminated06/24/86

The patent was granted on 07/27/1982 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 06/24/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Metalfrio S/A Indústria e Comércio de Refrigeração

SP, BR

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Inventors

A. C. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/24/1986

RPI 818

Concessão da patente

#16.1

07/27/1982

RPI 614

Arquivamento - Art. 33 da LPI

#11.1

06/01/1982

RPI 606

Notificação para pagamento de retribuição

#13.1

12/29/1981

RPI 584

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