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Official data from INPI

CALANDRA CONICA PARA CORTE COMPRESSIVO

Em AnáliseInvention Patent

Application data

Number

PI7801983

Type

Invention Patent

Filing

03/30/1978

Publication

-

Progress at the INPI

  1. Filing03/30/78
  2. Publication
  3. Examination
  4. Allowance01/05/82
  5. Grant09/08/82
  6. Terminated05/17/88

The patent was granted on 09/08/1982 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: 05/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

FACAS DRESJAN LTD

Inventors

D. P. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/17/1988

RPI 917

Concessão da patente

#16.1

09/08/1982

RPI 620

Notificação para pagamento de retribuição

#13.1

05/04/1982

RPI 602

Deferimento

#9.1

01/05/1982

RPI 585

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