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Official data from INPI

processo de medida de azimute para perfuração inclinada e processo de medida em contínuo da posição de um instrumento de perfuração.

ArquivadaInvention Patent

Application data

Number

PI8504308

Type

Invention Patent

Filing

09/06/1985

Publication

07/01/1986

Progress at the INPI

  1. Filing09/06/85
  2. Publication07/01/86
  3. Abandoned04/05/88
  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: 11/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Alsthom.

FR

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Inventors

C. D. (pessoa física)

G. O. (pessoa física)

Technical data

IPC Classification

Priority claims

FR

84 13 764 · 09/07/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

11/14/1989

RPI 995

6.2

05/02/1989

RPI 967

Solicitação de exame técnico

#4.1

04/05/1988

RPI 911

Publicação do pedido de patente

#3.1

07/01/1986

RPI 819

Pedido de patente depositado

#2.1

10/29/1985

RPI 784

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