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Official data from INPI

MÉTODO E DISPOSITIVO PARA A CONSOLIDAÇÃO DAS PAREDES DE UM POÇO DESVIADO

ArquivadaInvention Patent

Application data

Number

PI9104769

Type

Invention Patent

Filing

11/01/1991

Publication

06/23/1992

Progress at the INPI

  1. Filing11/01/91
  2. Publication06/23/92
  3. Examination08/09/94
  4. Allowance04/28/98
  5. Abandoned
  6. In force

The application was allowed on 04/28/1998 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 06/22/1999. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Institut Français du Petrole

FR

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Inventors

C. G. (pessoa física)

FR

J. L. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

90/13693 · 11/02/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

Arquivamento - Art. 38 § 2º LPI.

06/22/1999

RPI 1485

Deferimento

#9.1

04/28/1998

RPI 1427

Solicitação de exame técnico

#4.1

08/09/1994

RPI 1236

Publicação do pedido de patente

#3.1

06/23/1992

RPI 1125

Pedido de patente depositado

#2.1

12/03/1991

RPI 1096

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