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Official data from INPI

COMPOSICAO AQUOSAS PARA ENCOLAMENTO DE PAPEL E PAPELAO

Em AnáliseInvention Patent

Application data

Number

PI7601072

Type

Invention Patent

Filing

02/20/1976

Publication

-

Progress at the INPI

  1. Filing02/20/76
  2. Publication
  3. Examination
  4. Refused08/16/83
  5. Grant
  6. In force

The application was refused on 08/16/1983 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: 08/16/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

R. I. (pessoa física)

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Inventors

No inventors listed.

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

08/16/1983

RPI 669

Petição de recurso

#12.2

12/22/1981

RPI 583

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C09J 3/12; B41C 1/10.

03/27/2018

RPI 2464

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