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Official data from INPI

LINHA DE TUBAGEM A PRESSÃO PARA A PERFURAÇÃO POR FUSÃO CONTÍNUA PARA PERFURAÇÕES PROFUNDAS BEM COMO PROCESSO E DISPOSITIVO PARA SUA PRODUÇÃO, SEU AVANÇO E SUA RUPTURA

ArquivadaInvention PatentPCT · CH1990000123

Application data

Number

PI9006753

Type

Invention Patent

Filing

05/03/1990

Publication

08/06/1991

PCT

CH1990000123

Progress at the INPI

  1. Filing05/03/90
  2. Publication08/06/91
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 05/03/1990 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/19/1993. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

T. E. (pessoa física)

LI

Inventors

W. F. (pessoa física)

DE

Technical data

Priority claims

DE

P 39 14 617.0 · 05/03/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

10/19/1993

RPI 1194

Notificação de entrada na fase nacional - PCT

#1.3

08/06/1991

RPI 1079

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