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Official data from INPI

Aperfeiçoamento em coluna de condensação e graduação para usinas e microusinas de destilarias de álcool.

ArquivadaInvention Patent
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Application data

Number

PI8503720

Type

Invention Patent

Filing

08/02/1985

Publication

10/22/1985
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Progress at the INPI

  1. Filing08/02/85
  2. Publication10/22/85
  3. Abandoned02/04/86
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 09/05/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. L. (pessoa física)

Inventors

L. [. (pessoa física)

Technical data

IPC Classification

C12F 1/02

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

09/05/1989

RPI 985

Republicação - classificação IPC

#15.11

05/02/1989

RPI 967

Exigência - art. 36 da LPI

#6.1

12/27/1988

RPI 949

Solicitação de exame técnico

#4.1

02/04/1986

RPI 798

Publicação antecipada

#3.2

10/22/1985

RPI 783

Pedido de patente depositado

#2.1

10/15/1985

RPI 782

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