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Official data from INPI

COMPOSIÇÃO DE REVESTIMENTO PARA FIBRAS

Em AnáliseInvention PatentPCT · US1991001871

Application data

Number

PI9105663

Type

Invention Patent

Filing

03/22/1991

Publication

06/02/1992

PCT

US1991001871

Progress at the INPI

  1. Filing03/22/91
  2. Publication06/02/92
  3. Examination04/06/93
  4. Allowance
  5. Grant
  6. In force

Published on 06/02/1992, 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: 03/27/2018. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

O. C. (pessoa física)

US

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Inventors

L. A. (pessoa física)

US

M. F. (pessoa física)

US

T. H. (pessoa física)

US

Technical data

Priority claims

US

501.829 · 03/30/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C03C 25/02; G02B 6/44.

03/27/2018

RPI 2464

Retificação

#15.3

12/12/1995

RPI 1306

Solicitação de exame técnico

#4.1

04/06/1993

RPI 1166

Notificação de entrada na fase nacional - PCT

#1.3

06/02/1992

RPI 1122

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