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Official data from INPI

COMPOSICOES DE BENZOTIAZOL E PROCESSO PARA QUELACAO DE IONS METALICOS DE SOLUCAO AQUOSA COM O USO DA DITA COMPOSICAO

IndeferidaInvention Patent

Application data

Number

PI7907646

Type

Invention Patent

Filing

11/27/1978

Publication

-

Progress at the INPI

Under appeal
  1. Filing11/27/78
  2. Publication
  3. Examination06/29/82
  4. Refused09/15/87
  5. Grant
  6. In force

The application was refused by the INPI on 09/15/1987. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 09/15/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

UNIROYAL INC

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Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

09/15/1987

RPI 882

Conhecimento de parecer técnico

#7.1

09/27/1983

RPI 675

Solicitação de exame técnico

#4.1

06/29/1982

RPI 610

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