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Official data from INPI

PROCESSO PARA A EVAPORACAO CONTINUA DE LIQUIDOS FERMENTADOS CONTENDO ALCOOL PARA A RECUPERACAO DE ALCOOL E A PRODUCAO DE LODO CONTENDO MATERIA SOLIDA EM ALTA CONCENTRACAO

ArquivadaInvention Patent

Application data

Number

PI8107069

Type

Invention Patent

Filing

10/30/1981

Publication

05/31/1983

Progress at the INPI

  1. Filing10/30/81
  2. Publication05/31/83
  3. Abandoned10/11/83
  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: 11/03/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

KRAMER EDWARD F SR [US]

Inventors

K. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

11/03/1987

RPI 889

Exigência - art. 36 da LPI

#6.1

01/21/1987

RPI 848

Pedido de certificado de adição de invenção

#5.1

03/07/1984

RPI 698

Solicitação de exame técnico

#4.1

10/11/1983

RPI 677

Publicação do pedido de patente

#3.1

05/31/1983

RPI 658

Pedido de patente depositado

#2.1

12/15/1981

RPI 582

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C12F 1/08; A23K 1/06.

03/27/2018

RPI 2464

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