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Official data from INPI

Composição que compreende carvão, água e polieletrólito.

ArquivadaInvention Patent

Application data

Number

PI8207877

Type

Invention Patent

Filing

09/13/1982

Publication

10/18/1983

Progress at the INPI

  1. Filing09/13/82
  2. Publication10/18/83
  3. Abandoned02/07/84
  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: 09/20/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

AB Carbogel, companhia sueca

SE

Inventors

H. [. (pessoa física)

K. [. (pessoa física)

M. H. (pessoa física)

R. [. (pessoa física)

Technical data

IPC Classification

Priority claims

SE

81055832 · 09/22/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

09/20/1988

RPI 935

Exigência - art. 36 da LPI

#6.1

03/29/1988

RPI 910

Solicitação de exame técnico

#4.1

02/07/1984

RPI 694

Notificação de entrada na fase nacional - PCT

#1.3

10/18/1983

RPI 678

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