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Official data from INPI

PROCESSO PARA OPERAR UM REGENERADOR DE ÚNICO ESTÁGIO DE UM DESINTEGRADOR CATALÍTICO FLUIDIFICADO.

Em ExigênciaInvention Patent

Application data

Number

PI8500537

Type

Invention Patent

Filing

02/06/1985

Publication

09/24/1985

Progress at the INPI

  1. Filing02/06/85
  2. Publication09/24/85
  3. Abandoned06/17/86
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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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

Air Products And Chemicals, Inc

US

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Inventors

D. T. (pessoa física)

J. B. (pessoa física)

M. L. (pessoa física)

P. R. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

578.234 · 02/08/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

12/05/1989

RPI 998

Solicitação de exame técnico

#4.1

06/17/1986

RPI 817

Publicação do pedido de patente

#3.1

09/24/1985

RPI 779

Pedido de patente depositado

#2.1

04/30/1985

RPI 758

Arquivamento - Art. 36 §1° da LPI

#11.2

06/19/1990

RPI 1023

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