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Official data from INPI

PROCESSO PARA GASEIFICAR COMBUSTÍVEIS E DISPOSITIVO.

Em AnáliseInvention Patent

Application data

Number

PI8600856

Type

Invention Patent

Filing

02/28/1986

Publication

11/11/1986

Progress at the INPI

Under appeal
  1. Filing02/28/86
  2. Publication11/11/86
  3. Examination12/13/88
  4. Refused02/09/93
  5. Grant
  6. In force

The application was refused by the INPI on 02/09/1993. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 12/13/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SKF Steel Engineering AB.

SE

Inventors

B. L. (pessoa física)

H. B. (pessoa física)

S. S. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

12/13/1988

RPI 947

Publicação do pedido de patente

#3.1

11/11/1986

RPI 838

Pedido de patente depositado

#2.1

08/12/1986

RPI 825

Indeferimento

#9.2

02/09/1993

RPI 1158

Conhecimento de parecer técnico

#7.1

08/13/1991

RPI 1080

15.16

03/19/1991

RPI 1059

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