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Official data from INPI

APARELHO PARA PREPARAR DIALISADO PARA USO EM HEMODIÁLISE.

ConcedidaInvention Patent

Application data

Number

PI7904677

Type

Invention Patent

Filing

07/23/1979

Publication

-

Progress at the INPI

  1. Filing07/23/79
  2. Publication
  3. Examination
  4. Allowance03/08/83
  5. Grant08/30/83
  6. Terminated09/25/90

The patent was granted on 08/30/1983 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: 08/30/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Cordis Dow Corp.

US

Inventors

H. R. (pessoa física)

S. L. (pessoa física)

Technical data

IPC Classification

Priority claims

US

927.322 · 07/24/1978

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/30/1983

RPI 671

Notificação para pagamento de retribuição

#13.1

06/28/1983

RPI 662

Deferimento

#9.1

03/08/1983

RPI 646

Exigência - art. 36 da LPI

#6.1

08/31/1982

RPI 619

Exigência - art. 36 da LPI

#6.1

03/09/1982

RPI 594

Republicação - classificação IPC

#15.11

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

03/27/2018

RPI 2464

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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