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Official data from INPI

TAMPAO EXPANSIVO PARA TUBOS

Em AnáliseUtility Model

Application data

Number

MU5900698

Type

Utility Model

Filing

05/21/1979

Publication

-

Progress at the INPI

  1. Filing05/21/79
  2. Publication
  3. Examination
  4. Allowance09/20/83
  5. Grant05/29/84
  6. Terminated08/27/85

The patent was granted on 05/29/1984 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 08/27/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F. J. (pessoa física)

Inventors

F. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

08/27/1985

RPI 775

Cessão de direito de exploração

#22.1

02/26/1985

RPI 749

Concessão da patente

#16.1

05/29/1984

RPI 710

Notificação para pagamento de retribuição

#13.1

01/03/1984

RPI 689

Deferimento

#9.1

09/20/1983

RPI 674

8.1

03/22/1983

RPI 648

Exigência - art. 36 da LPI

#6.1

05/18/1982

RPI 604

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