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Official data from INPI

FIBRA CARBONÍFERA LINEAR COM ALONGAMENTO APERFEIÇOADO

Em AnáliseInvention PatentPCT · US1990006342

Application data

Number

PI9006992

Type

Invention Patent

Filing

10/31/1990

Publication

01/28/1992

PCT

US1990006342

Progress at the INPI

  1. Filing10/31/90
  2. Publication01/28/92
  3. Examination08/31/93
  4. Allowance
  5. Grant
  6. In force

Published on 01/28/1992, 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: 09/23/1997. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Dow Chemical Company

US

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Inventors

M. J. (pessoa física)

US

S. V. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

430.762 · 11/01/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

09/23/1997

RPI 1399

Solicitação de exame técnico

#4.1

08/31/1993

RPI 1187

Notificação de entrada na fase nacional - PCT

#1.3

01/28/1992

RPI 1104

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