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Official data from INPI

PROCESS E SISTEMA DE SUPRESSAO DE VIBRACAO

ConcedidaInvention Patent

Application data

Number

PI8001118

Type

Invention Patent

Filing

02/26/1979

Publication

-

Progress at the INPI

  1. Filing02/26/79
  2. Publication
  3. Examination11/03/82
  4. Allowance02/28/84
  5. Grant09/25/84
  6. Expired05/16/95

The letters patent expired on 05/16/1995: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/25/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

TEXTRON INC

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Inventors

H. D. (pessoa física)

S. W. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/25/1984

RPI 727

Republicação - classificação IPC

#15.11

09/18/1984

RPI 726

Notificação para pagamento de retribuição

#13.1

06/12/1984

RPI 712

Deferimento

#9.1

02/28/1984

RPI 697

Republicação - classificação IPC

#15.11

01/10/1984

RPI 690

Exigência - art. 36 da LPI

#6.1

09/06/1983

RPI 672

Solicitação de exame técnico

#4.1

11/03/1982

RPI 628

Carta-patente expirada

#21.1

05/16/1995

RPI 1276

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