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Official data from INPI

APERFEICOAMENTO EM PROCESSO PARA FAZER UM MATERIAL DE MISTURA CONTENDO ALCOOL E PROCESSO PARA FABRICAR UMA FRACAO ANIDRICA DE UM MATERIAL DE CARGA OU MATERIAL DE CARGA FERMENTADO

IndeferidaInvention Patent
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Application data

Number

PI7908901

Type

Invention Patent

Filing

10/23/1979

Publication

-
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Progress at the INPI

Under appeal
  1. Filing10/23/79
  2. Publication
  3. Examination09/28/82
  4. Refused10/23/84
  5. Grant
  6. In force

The application was refused by the INPI on 10/23/1984. The invention was never patented.

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Latest action published by the INPI: 10/23/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CHAMBERS J [US]

Inventors

C. [. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

10/23/1984

RPI 731

Conhecimento de parecer técnico

#7.1

01/31/1984

RPI 693

Solicitação de exame técnico

#4.1

09/28/1982

RPI 623

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