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Official data from INPI

MAQUINA HIDRAULICA MODELADORA DAS EXTREMIDADES DE TUBOS

Em AnáliseInvention Patent

Application data

Number

PI7704307

Type

Invention Patent

Filing

07/02/1976

Publication

-

Progress at the INPI

  1. Filing07/02/76
  2. Publication
  3. Examination
  4. Allowance
  5. Grant06/29/82
  6. Terminated08/20/85

The patent was granted on 06/29/1982 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: 08/20/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

LAEIS WERKE AG

Inventors

T. D. (pessoa física)

Technical data

IPC Classification

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

06/29/1982

RPI 610

Notificação para pagamento de retribuição

#13.1

10/27/1981

RPI 575

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