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Official data from INPI

DEPURADOR PARA SUSPENSOES

Em AnáliseUtility Model

Application data

Number

MU6000724

Type

Utility Model

Filing

07/27/1979

Publication

-

Progress at the INPI

  1. Filing07/27/79
  2. Publication
  3. Examination05/31/83
  4. Allowance02/14/84
  5. Grant09/25/84
  6. Terminated06/30/87

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: 06/30/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

VOITH GMBH J M

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Inventors

E. D. (pessoa física)

S. H. (pessoa física)

S. L. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/30/1987

RPI 871

Concessão da patente

#16.1

09/25/1984

RPI 727

Notificação para pagamento de retribuição

#13.1

06/05/1984

RPI 711

Deferimento

#9.1

02/14/1984

RPI 695

Solicitação de exame técnico

#4.1

05/31/1983

RPI 658

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