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Official data from INPI

PROCESSO E DISPOSITIVO PARA TRATAMENTO DE ÁGUA CALCÁRIA

ArquivadaInvention Patent
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Application data

Number

PI8201930

Type

Invention Patent

Filing

04/05/1982

Publication

11/16/1983
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Progress at the INPI

  1. Filing04/05/82
  2. Publication11/16/83
  3. Abandoned07/31/84
  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: 10/14/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Cofinco Indústria e Comércio de Artefatos Plásticos LTDA

RJ, BR

Inventors

P. V. (pessoa física)

BR

Technical data

IPC Classification

C02F 1/48

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

10/14/1986

RPI 834

Exigência - art. 36 da LPI

#6.1

12/24/1985

RPI 792

14.7

05/07/1985

RPI 759

Exigência - art. 36 da LPI

#6.1

01/29/1985

RPI 745

Solicitação de exame técnico

#4.1

07/31/1984

RPI 719

Publicação do pedido de patente

#3.1

11/16/1983

RPI 682

Pedido de patente depositado

#2.1

05/25/1982

RPI 605

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