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Official data from INPI

PROCESSO PARA RESFRIAR AGLOMERADOS QUENTES CONTENDO METAIS E APARELHO PARA RESFRIAR PARTICULAS QUENTES CONTENDO QUANTIDADES SUBSTANCIAIS DE METAL OXIDAVEL

Em AnáliseInvention Patent

Application data

Number

PI7604079

Type

Invention Patent

Filing

07/09/1975

Publication

-

Progress at the INPI

  1. Filing07/09/75
  2. Publication
  3. Examination
  4. Allowance
  5. Grant07/27/82
  6. Terminated05/21/85

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.

Talk to a specialist

Latest action published by the INPI: 05/21/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MCKEE & CO ARTHUR G

Inventors

B. A. (pessoa física)

C. C. (pessoa física)

G. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/21/1985

RPI 761

Cessão de direito de exploração

#22.1

11/13/1984

RPI 734

Concessão da patente

#16.1

07/27/1982

RPI 614

Notificação para pagamento de retribuição

#13.1

12/15/1981

RPI 582

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