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Official data from INPI

PRÓTESE DE VÁLVULA CARDIACA

Em AnáliseInvention PatentPCT · US1990000567

Application data

Number

PI9004922

Type

Invention Patent

Filing

01/25/1990

Publication

08/06/1991

PCT

US1990000567

Progress at the INPI

  1. Filing01/25/90
  2. Publication08/06/91
  3. Examination06/01/93
  4. Allowance
  5. Grant
  6. In force

Published on 08/06/1991, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 09/05/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

N. H. (pessoa física)

US

U. S. (pessoa física)

US

Inventors

N. H. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

296,428 · 01/28/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

09/05/1995

RPI 1292

14.1

06/15/1993

RPI 1176

Solicitação de exame técnico

#4.1

06/01/1993

RPI 1174

Notificação de entrada na fase nacional - PCT

#1.3

08/06/1991

RPI 1079

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