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Official data from INPI

VALVULA DE CHARNEIRA,ALOJADA,DE FORMA ARTICULAVEL,NUMA ARMACAO

Em AnáliseInvention Patent

Application data

Number

PI7700270

Type

Invention Patent

Filing

01/17/1976

Publication

-

Progress at the INPI

  1. Filing01/17/76
  2. Publication
  3. Examination
  4. Allowance02/09/82
  5. Grant10/26/82
  6. Terminated01/19/88

The patent was granted on 10/26/1982 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: 01/19/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

KRANTZ H GMBH & CO

Inventors

B. M. (pessoa física)

B. W. (pessoa física)

K. L. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

01/19/1988

RPI 900

Concessão da patente

#16.1

10/26/1982

RPI 627

Notificação para pagamento de retribuição

#13.1

06/08/1982

RPI 607

Deferimento

#9.1

02/09/1982

RPI 590

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