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Official data from INPI

ABSORVEDOR DE VIBRACAO

Em AnáliseInvention Patent

Application data

Number

PI7904969

Type

Invention Patent

Filing

08/04/1978

Publication

-

Progress at the INPI

  1. Filing08/04/78
  2. Publication
  3. Examination06/15/82
  4. Allowance02/28/84
  5. Grant09/25/84
  6. Terminated10/03/89

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: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

UNITED TECHNOLOGIES CORP

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Inventors

L. E. (pessoa física)

M. K. (pessoa física)

V. P. (pessoa física)

W. S. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

10/03/1989

RPI 989

Concessão da patente

#16.1

09/25/1984

RPI 727

Notificação para pagamento de retribuição

#13.1

06/12/1984

RPI 712

Deferimento

#9.1

02/28/1984

RPI 697

Solicitação de exame técnico

#4.1

06/15/1982

RPI 608

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