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Official data from INPI

SISTEMA DE REINJECAO DE LODO EM CLARIFICADOR POR DECANTACAO

ArquivadaInvention Patent
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Application data

Number

PI7702173

Type

Invention Patent

Filing

04/05/1977

Publication

-
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Progress at the INPI

  1. Filing04/05/77
  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: 12/28/1982. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SANTAL EQUIP SA COM IND

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Inventors

No inventors listed.

Technical data

IPC Classification

C13B 20/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

12/28/1982

RPI 636

Exigência - art. 36 da LPI

#6.1

06/15/1982

RPI 608

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era C13D 3/00.

03/27/2018

RPI 2464

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