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Official data from INPI

ESPONJAS SUPERABSORVENTES BIODEGRADÁVEIS

ArquivadaInvention PatentPCT · US1990001275

Application data

Number

PI9007210

Type

Invention Patent

Filing

03/08/1990

Publication

02/18/1992

PCT

US1990001275

Progress at the INPI

  1. Filing03/08/90
  2. Publication02/18/92
  3. Abandoned10/13/92
  4. Allowance
  5. Grant
  6. In force

The application was abandoned at the INPI. The case ended without a patent and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/28/1997. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Micro Vesicular Systems, Inc.

US

Inventors

D. W. (pessoa física)

US

Technical data

Priority claims

US

320.944 · 03/09/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

11.31

10/28/1997

RPI 1404

Exigência - art. 36 da LPI

#6.1

09/03/1996

RPI 1344

Solicitação de exame técnico

#4.1

10/13/1992

RPI 1141

Notificação de entrada na fase nacional - PCT

#1.3

02/18/1992

RPI 1107

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