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Official data from INPI

CIRCUITO DE PRODUTO DE DIÁLISE E PROCESSO PARA CONTROLAR AUTOMATICAMENTE A ULTRAFILTRAGEM DURANTE HEMODIÁLISE.

Em AnáliseInvention Patent

Application data

Number

PI7907163

Type

Invention Patent

Filing

11/05/1979

Publication

-

Progress at the INPI

  1. Filing11/05/79
  2. Publication
  3. Examination
  4. Allowance04/20/82
  5. Grant
  6. Terminated09/13/88

The patent was granted 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: 09/13/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Cordis Dow Corp.

US

Inventors

No inventors listed.

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

09/13/1988

RPI 934

Notificação para pagamento de retribuição

#13.1

08/10/1982

RPI 616

Deferimento

#9.1

04/20/1982

RPI 600

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era A61M 1/03.

03/27/2018

RPI 2464

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