Official data from INPI

FABRICACAO E USO DE CATALIZADORES PARA A DESIDRATACAO DE ALCOOIS

Em AnáliseInvention Patent

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Application data

Number

PI7700449

Type

Invention Patent

Filing

01/24/1977

Publication

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Progress at the INPI

Filing01/24/77
Publication
Abandoned
Allowance
Grant
In force

The applicant withdrew the application. The case ended without a patent.

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Latest action published by the INPI: 05/24/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. R. (pessoa física)

F. P. (pessoa física)

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

10.1

05/24/1983

RPI 657

Indeferimento

#9.2

04/05/1983

RPI 650

Conhecimento de parecer técnico

#7.1

01/12/1982

RPI 586

From the same holder

CATALIZADORES SINTETICOS PARA REACOES DE DESIDRATACAO E ALQUILACAO DE COMPOSTOS ORGANICOS HIDROGENACAO CATALITICA DE COMPOSTOS ORGANICOS POR TRANSFERENCIA DE HIDROGENIO

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