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Official data from INPI

PROCESSO PARA A MANUFATURA DE GÁS CONTENDO METANO A PARTIR DE ETANOL.

Em AnáliseInvention Patent

Application data

Number

PI8100467

Type

Invention Patent

Filing

01/28/1981

Publication

-

Progress at the INPI

  1. Filing01/28/81
  2. Publication
  3. Examination10/04/83
  4. Refused04/07/87
  5. Grant
  6. In force

The application was refused on 04/07/1987 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 04/07/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. C. (pessoa física)

Inventors

B. R. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Priority claims

GB

80 03317 · 01/31/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

04/07/1987

RPI 859

Petição de recurso

#12.2

05/20/1986

RPI 813

Indeferimento

#9.2

02/04/1986

RPI 798

Pedido de certificado de adição de invenção

#5.1

02/28/1984

RPI 697

Solicitação de exame técnico

#4.1

10/04/1983

RPI 676

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