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Official data from INPI

ELEMENTO PARA FILTRAGEM E OUTROS

IndeferidaInvention Patent

Application data

Number

PI7900737

Type

Invention Patent

Filing

02/02/1979

Publication

-

Progress at the INPI

Under appeal
  1. Filing02/02/79
  2. Publication
  3. Examination08/17/82
  4. Refused04/24/84
  5. Grant
  6. In force

The application was refused by the INPI on 04/24/1984. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 04/24/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

O. E. (pessoa física)

Inventors

No inventors listed.

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

04/24/1984

RPI 705

Republicação - classificação IPC

#15.11

05/24/1983

RPI 657

Conhecimento de parecer técnico

#7.1

04/05/1983

RPI 650

Solicitação de exame técnico

#4.1

08/17/1982

RPI 617

Republicação - classificação IPC

#15.11

As classificações anteriores eram: D04H 5/02, B01D 39/08, B32B 5/26.

08/28/2012

RPI 2173

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