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Official data from INPI

PROCESSO PARA O SECCIONAMENTO DE UM TUBO ENROLADO EM FORMATO ESPIRALADO E DISPOSITIVO PARA A REALIZACAO DO MESMO

Em AnáliseInvention Patent

Application data

Number

PI7808659

Type

Invention Patent

Filing

06/03/1977

Publication

-

Progress at the INPI

  1. Filing06/03/77
  2. Publication
  3. Examination
  4. Allowance10/18/83
  5. Grant06/26/84
  6. Terminated10/03/89

The patent was granted on 06/26/1984 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: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

GUSCHKY & TOENNESMANN KG

Inventors

S. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

10/03/1989

RPI 989

Concessão da patente

#16.1

06/26/1984

RPI 714

Notificação para pagamento de retribuição

#13.1

01/31/1984

RPI 693

Deferimento

#9.1

10/18/1983

RPI 678

Exigência - art. 36 da LPI

#6.1

06/07/1983

RPI 659

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