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Official data from INPI

APERFEICOAMENTOS EM AQUECEDORES ELETRICOS DE AGUA

Em AnáliseInvention Patent
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Application data

Number

PI7703356

Type

Invention Patent

Filing

05/23/1977

Publication

-
View on INPI

Progress at the INPI

  1. Filing05/23/77
  2. Publication
  3. Examination
  4. Allowance
  5. Grant
  6. In force

The application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 08/16/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CAR AT ELETRO METALURGICA LTD

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

101

08/16/1983

RPI 669

120

11/30/1982

RPI 632

Recurso

#12.1

03/02/1982

RPI 593

Deferimento

#9.1

10/06/1981

RPI 572

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