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Official data from INPI

Estrutura aperfeiçoada de vedação para cubo rotatório e amortecedor aperfeiçoado de vibração e amortecedor de vibração torcional.

Em AnáliseInvention Patent

Application data

Number

PI8100150

Type

Invention Patent

Filing

01/12/1981

Publication

-

Progress at the INPI

  1. Filing01/12/81
  2. Publication
  3. Examination10/11/83
  4. Allowance10/09/84
  5. Grant04/30/85
  6. Terminated05/24/88

The patent was granted on 04/30/1985 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: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W. C. (pessoa física)

US

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Inventors

L. G. (pessoa física)

Technical data

IPC Classification

Priority claims

US

130.380 · 03/14/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/24/1988

RPI 918

Concessão da patente

#16.1

04/30/1985

RPI 758

Notificação para pagamento de retribuição

#13.1

02/20/1985

RPI 748

Republicação - classificação IPC

#15.11

11/27/1984

RPI 736

Deferimento

#9.1

10/09/1984

RPI 729

Exigência - art. 36 da LPI

#6.1

04/17/1984

RPI 704

Solicitação de exame técnico

#4.1

10/11/1983

RPI 677

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