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Official data from INPI

FILTRO PARA FUMACA DE TABACO

Em AnáliseInvention Patent

Application data

Number

PI7903061

Type

Invention Patent

Filing

05/16/1978

Publication

-

Progress at the INPI

  1. Filing05/16/78
  2. Publication
  3. Examination
  4. Refused10/14/86
  5. Grant
  6. In force

The application was refused on 10/14/1986 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: 10/14/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SOUZA CRUZ IND & COM

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Inventors

No inventors listed.

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

10/14/1986

RPI 834

Petição de recurso

#12.2

01/08/1985

RPI 742

Indeferimento

#9.2

09/18/1984

RPI 726

15.0

07/20/1982

RPI 613

Conhecimento de parecer técnico

#7.1

06/29/1982

RPI 610

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