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Official data from INPI

MELHORAMENTOS EM VÁLVULAS CARDÍACAS IMPLANTÁVEIS.

IndeferidaInvention Patent
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Application data

Number

PI8100508

Type

Invention Patent

Filing

01/29/1981

Publication

09/28/1982
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Progress at the INPI

Under appeal
  1. Filing01/29/81
  2. Publication09/28/82
  3. Examination01/18/83
  4. Refused07/03/84
  5. Grant
  6. In force

The application was refused by the INPI on 07/03/1984. The invention was never patented.

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Latest action published by the INPI: 11/27/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. L. (pessoa física)

H. L. (pessoa física)

Inventors

D. L. (pessoa física)

H. L. (pessoa física)

Technical data

IPC Classification

F16K 13/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Republicação - classificação IPC

#15.11

11/27/1984

RPI 736

Indeferimento

#9.2

07/03/1984

RPI 715

Solicitação de exame técnico

#4.1

01/18/1983

RPI 639

Publicação do pedido de patente

#3.1

09/28/1982

RPI 623

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: F16K 13/00; A61M 1/03.

03/27/2018

RPI 2464

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