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Official data from INPI

CONEXOES DE COBRE COM ANEL DE SOLDA

Em AnáliseInvention Patent
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Application data

Number

PI7906177

Type

Invention Patent

Filing

06/29/1979

Publication

-
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Progress at the INPI

  1. Filing06/29/79
  2. Publication
  3. Examination
  4. Refused12/06/83
  5. Grant
  6. In force

The application was refused on 12/06/1983 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

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Latest action published by the INPI: 12/06/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

LAMINACAO NAC METAIS SA

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

12/06/1983

RPI 685

Petição de recurso

#12.2

08/31/1982

RPI 619

Indeferimento

#9.2

05/18/1982

RPI 604

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