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Official data from INPI

Estrutura de mancal para um eixo giratório submetido a cargas de empuxo axial e montagem de turbocompressor.

Em AnáliseInvention Patent

Application data

Number

PI8003737

Type

Invention Patent

Filing

06/19/1979

Publication

-

Progress at the INPI

  1. Filing06/19/79
  2. Publication
  3. Examination03/15/83
  4. Allowance06/26/84
  5. Grant12/26/84
  6. Terminated05/17/88

The patent was granted on 12/26/1984 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: 05/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W. C. (pessoa física)

US

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Inventors

A. G. (pessoa física)

Technical data

IPC Classification

Priority claims

US

50.102 · 06/19/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/17/1988

RPI 917

Concessão da patente

#16.1

12/26/1984

RPI 740

Notificação para pagamento de retribuição

#13.1

10/23/1984

RPI 731

Deferimento

#9.1

06/26/1984

RPI 714

Exigência - art. 36 da LPI

#6.1

11/22/1983

RPI 683

Solicitação de exame técnico

#4.1

03/15/1983

RPI 647

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