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Official data from INPI

PROCESSO DE DESSALINIZAÇÃO DE RESÍDUOS DE DESTILERIAS.

Em AnáliseInvention Patent

Application data

Number

PI7906111

Type

Invention Patent

Filing

09/13/1979

Publication

-

Progress at the INPI

  1. Filing09/13/79
  2. Publication
  3. Examination10/13/82
  4. Refused02/04/86
  5. Grant
  6. In force

The application was refused on 02/04/1986 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: 02/04/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. I. (pessoa física)

IT

Inventors

D. L. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Priority claims

IT

27.827/78 · 09/19/1978

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

02/04/1986

RPI 798

Petição de recurso

#12.2

05/08/1984

RPI 707

Indeferimento

#9.2

01/31/1984

RPI 693

Pedido de certificado de adição de invenção

#5.1

03/15/1983

RPI 647

Solicitação de exame técnico

#4.1

10/13/1982

RPI 625

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