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Official data from INPI

CONTAS DE RESINA TROCADORA DE IONS APERFEICOADAS,PROCESSO PARA PREPARAR CONTAS DE COPOLIMERO DURAS,RETICULADAS,INDIVIDUALIZADAS;E PROCESSO PARA PRODUZIR UMA RESINA TROCADORA DE IONS

ArquivadaInvention Patent

Application data

Number

PI7800684

Type

Invention Patent

Filing

02/07/1977

Publication

-

Progress at the INPI

  1. Filing02/07/77
  2. Publication
  3. Abandoned
  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: 07/17/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ROHM & HAAS

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Inventors

D. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

07/17/1984

RPI 717

Republicação - classificação IPC

#15.11

03/13/1984

RPI 699

Exigência - art. 36 da LPI

#6.1

01/03/1984

RPI 689

Exigência - art. 36 da LPI

#6.1

02/16/1983

RPI 643

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