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Official data from INPI

PROCESSO PARA DETERMINAR O TEOR DE MINERIO DE URANIO E PROCESSO E SISTEMA PARA ANALISAR AS FORMACOES ATRAVESSADAS POR UM FURO DE SONDAGEM

Em AnáliseInvention Patent

Application data

Number

PI7801678

Type

Invention Patent

Filing

04/07/1977

Publication

-

Progress at the INPI

  1. Filing04/07/77
  2. Publication
  3. Examination
  4. Allowance10/06/81
  5. Grant07/27/82
  6. Terminated02/25/86

The patent was granted on 07/27/1982 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 02/25/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MOBIL OIL CORP

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Inventors

G. W. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

02/25/1986

RPI 801

Cessão de direito de exploração

#22.1

04/02/1985

RPI 754

Concessão da patente

#16.1

07/27/1982

RPI 614

Exigência - art. 36 da LPI

#6.1

02/02/1982

RPI 589

Deferimento

#9.1

10/06/1981

RPI 572

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