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Official data from INPI

VEDACAO HIDROSTATICA DE EIXOS

Em AnáliseInvention Patent
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Application data

Number

PI7700135

Type

Invention Patent

Filing

01/08/1976

Publication

-
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Progress at the INPI

  1. Filing01/08/76
  2. Publication
  3. Examination
  4. Allowance
  5. Grant07/27/82
  6. Terminated08/20/85

The patent was granted on 07/27/1982 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: 08/20/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

KLEIN SCHANZLIN & BECKER AG

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Inventors

G. K. (pessoa física)

Technical data

IPC Classification

F16J 15/34

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

08/20/1985

RPI 774

Cessão de direito de exploração

#22.1

12/04/1984

RPI 737

Concessão da patente

#16.1

07/27/1982

RPI 614

Notificação para pagamento de retribuição

#13.1

01/12/1982

RPI 586

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