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Official data from INPI

PROCESSO PARA O APERFEIÇOAMENTO DA SEPARAÇÃO DE GASES NOBRES E INSTALAÇÃO

Em AnáliseInvention Patent

Application data

Number

PI8801162

Type

Invention Patent

Filing

03/15/1988

Publication

10/18/1988

Progress at the INPI

Office action pending
  1. Filing03/15/88
  2. Publication10/18/88
  3. Examination02/21/89
  4. Allowance
  5. Grant
  6. In force

The INPI issued a technical office action on this application. If it is not answered in time, the application is abandoned (art. 36 of the Brazilian IP Act).

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Latest action published by the INPI: 02/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Kernforschungszentrum Karlsruhe GmbH

DE

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Inventors

D. H. (pessoa física)

DE

F. W. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 37 08 469.0 · 03/16/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

02/21/1989

RPI 957

Publicação do pedido de patente

#3.1

10/18/1988

RPI 939

Pedido de patente depositado

#2.1

07/19/1988

RPI 926

Retificação

#15.3

08/20/1996

RPI 1342

Exigência - art. 36 da LPI

#6.1

11/28/1995

RPI 1304

Exigência - art. 36 da LPI

#6.1

05/30/1995

RPI 1278

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