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Official data from INPI

PROCESSO PARA FABRICAÇÃO DE COMPOSTO E PROCESSO PARA FABRICAÇÃO E PURIFICAÇÃO DE COMPOSTO

Em AnáliseInvention PatentPCT · US1989004827

Application data

Number

PI8907771

Type

Invention Patent

Filing

10/27/1989

Publication

08/27/1991

PCT

US1989004827

Progress at the INPI

  1. Filing10/27/89
  2. Publication08/27/91
  3. Examination01/12/93
  4. Allowance
  5. Grant
  6. In force

Published on 08/27/1991, 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: 06/21/1994. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ICI Americas, Inc.

US

ICI Americas, Wilmington

US

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Inventors

N. K. (pessoa física)

US

R. G. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

07/270.913 · 11/14/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

06/21/1994

RPI 1229

Solicitação de exame técnico

#4.1

01/12/1993

RPI 1154

Notificação de entrada na fase nacional - PCT

#1.3

08/27/1991

RPI 1082

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