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Official data from INPI

PRODUTO COMPOSITO,LEITO FLUIDIFICADO E FILTRO DE AR

Em AnáliseInvention Patent

Application data

Number

PI8503023

Type

Invention Patent

Filing

06/25/1984

Publication

03/11/1986

Progress at the INPI

  1. Filing06/25/84
  2. Publication03/11/86
  3. Examination07/22/86
  4. Allowance
  5. Grant
  6. In force

Published on 03/11/1986, 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: 12/05/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

POTTERS INDUSTRIES INC [US]

Inventors

F. E. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

12/05/1989

RPI 998

Solicitação de exame técnico

#4.1

07/22/1986

RPI 822

Publicação do pedido de patente

#3.1

03/11/1986

RPI 803

Pedido de patente depositado

#2.1

09/10/1985

RPI 777

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