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Official data from INPI

PROCESSOS DE REAÇÃO EM UM LEITO FLUIDIZADO DE MÚLTIPLOS ESTÁGIOS

Em AnáliseInvention PatentPCT · US1990000052

Application data

Number

PI9004818

Type

Invention Patent

Filing

01/05/1990

Publication

07/30/1991

PCT

US1990000052

Progress at the INPI

  1. Filing01/05/90
  2. Publication07/30/91
  3. Examination06/29/93
  4. Allowance
  5. Grant
  6. In force

Published on 07/30/1991, 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: 11/28/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Lummus Crest Inc

US

Inventors

G. E. (pessoa física)

Technical data

IPC Classification

Priority claims

US

301.876 · 01/26/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

11/28/1995

RPI 1304

Solicitação de exame técnico

#4.1

06/29/1993

RPI 1178

Notificação de entrada na fase nacional - PCT

#1.3

07/30/1991

RPI 1078

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