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Official data from INPI

COMPRESSOR DE MULTIPLOS ESTAGIOS

Em AnáliseInvention Patent

Application data

Number

PI7701232

Type

Invention Patent

Filing

04/02/1976

Publication

-

Progress at the INPI

  1. Filing04/02/76
  2. Publication
  3. Examination
  4. Allowance04/27/82
  5. Grant
  6. Terminated12/08/87

The patent was granted 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: 12/08/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

G. S. (pessoa física)

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Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

12/08/1987

RPI 894

Notificação para pagamento de retribuição

#13.1

08/31/1982

RPI 619

Deferimento

#9.1

04/27/1982

RPI 601

Exigência - art. 36 da LPI

#6.1

10/27/1981

RPI 575

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