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Official data from INPI

MAQUINA DE PERFURAR SUBSOLO

IndeferidaInvention Patent

Application data

Number

PI7804914

Type

Invention Patent

Filing

07/27/1978

Publication

-

Progress at the INPI

Under appeal
  1. Filing07/27/78
  2. Publication
  3. Examination
  4. Refused08/03/82
  5. Grant
  6. In force

The application was refused by the INPI on 08/03/1982. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 08/03/1982. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ETESCO SA COM CONSTR

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

08/03/1982

RPI 615

Conhecimento de parecer técnico

#7.1

01/12/1982

RPI 586

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