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Official data from INPI

GERADOR DE VAPOR E PROCESSO PARA GERAR UMA ALIMENTAÇÃO DE GÁS PORTADOR DE VAPORES

Em AnáliseInvention Patent

Application data

Number

PI8502106

Type

Invention Patent

Filing

05/03/1985

Publication

12/31/1985

Progress at the INPI

  1. Filing05/03/85
  2. Publication12/31/85
  3. Examination06/03/86
  4. Allowance
  5. Grant
  6. In force

Published on 12/31/1985, 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: 04/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ashland Oil, Inc.

US

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Inventors

T. M. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

607.248 · 05/04/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

04/25/1989

RPI 966

Deferimento

#9.1

12/06/1988

RPI 946

Solicitação de exame técnico

#4.1

06/03/1986

RPI 815

Publicação do pedido de patente

#3.1

12/31/1985

RPI 793

Pedido de patente depositado

#2.1

07/09/1985

RPI 768

14.5

04/02/1996

RPI 1322

14.8

04/02/1996

RPI 1322

15.7

08/07/1990

RPI 1027

Retificação

#15.3

02/06/1990

RPI 1005

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