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Official data from INPI

COMPACTADOR VIBRATORIO E PROCESSO DE MONITORAR O DESEMPENHO DO MESMO

Concessão AnuladaInvention Patent

Application data

Number

PI7701545

Type

Invention Patent

Filing

08/03/1976

Publication

-

Progress at the INPI

  1. Filing08/03/76
  2. Publication
  3. Examination
  4. Allowance08/10/82
  5. Grant01/25/83
  6. Expired07/27/93

The letters patent expired on 07/27/1993: 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: 08/30/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

T. H. (pessoa física)

Inventors

T. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

16.3

08/30/1983

RPI 671

Concessão da patente

#16.1

01/25/1983

RPI 640

Notificação para pagamento de retribuição

#13.1

10/19/1982

RPI 626

100

08/10/1982

RPI 616

Recurso

#12.1

02/09/1982

RPI 590

Carta-patente expirada

#21.1

07/27/1993

RPI 1182

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