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Official data from INPI

PROCESSO PARA A PREPARACAO DE UM AGENTE QUE CONTEM COMPOSTOS ORGANICOS CICLICOS, CONTENDO GRUPOS CETO E/OU HIDROXI E SUBSTANCIAS TENSO-AIVAS, ASSIM COMO PROCESSO PARA A OBTENCAO DE CELULOSE POR MEIO DA APLICACAO DESTE AGENTE

ArquivadaInvention Patent

Application data

Number

PI8003940

Type

Invention Patent

Filing

06/25/1979

Publication

-

Progress at the INPI

  1. Filing06/25/79
  2. Publication
  3. Abandoned04/26/83
  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.

Talk to a specialist

Latest action published by the INPI: 08/14/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BAYER AG

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Inventors

A. H. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

08/14/1984

RPI 721

Exigência - art. 36 da LPI

#6.1

12/20/1983

RPI 687

Solicitação de exame técnico

#4.1

04/26/1983

RPI 653

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