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Official data from INPI

Separador centrífugo.

Em AnáliseInvention Patent

Application data

Number

PI8005614

Type

Invention Patent

Filing

09/03/1980

Publication

-

Progress at the INPI

  1. Filing09/03/80
  2. Publication
  3. Examination08/09/83
  4. Allowance01/31/84
  5. Grant09/25/84
  6. Terminated09/26/89

The patent was granted on 09/25/1984 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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Alfa - Laval Ab

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Inventors

W. H. (pessoa física)

Technical data

IPC Classification

Priority claims

SE

7907385-4 · 09/05/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

09/26/1989

RPI 988

Concessão da patente

#16.1

09/25/1984

RPI 727

Notificação para pagamento de retribuição

#13.1

05/15/1984

RPI 708

Deferimento

#9.1

01/31/1984

RPI 693

Solicitação de exame técnico

#4.1

08/09/1983

RPI 668

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