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Official data from INPI

PROCESSO PARA TRATAMENTO DE UMA FORMACAO SUBTERRANEA DE POCO

ArquivadaInvention Patent

Application data

Number

PI7900134

Type

Invention Patent

Filing

01/23/1978

Publication

-

Progress at the INPI

  1. Filing01/23/78
  2. Publication
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 05/24/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HALLIBURTON CO

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Inventors

No inventors listed.

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Republicação - classificação IPC

#15.11

05/24/1983

RPI 657

Arquivamento - Art. 36 §1° da LPI

#11.2

05/17/1983

RPI 656

Republicação - classificação IPC

#15.11

11/23/1982

RPI 631

Exigência - art. 36 da LPI

#6.1

08/31/1982

RPI 619

6.2

02/16/1982

RPI 591

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