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Official data from INPI

SISTEMA DE DESLOCAMENTO DE UM CONJUNTO DE INSTRUMENTOS E MÉTODOS DE MEDIDA OU DE INTERVENCÃO EM UM POCO.

PublicadaInvention Patent

Application data

Number

PI8801514

Type

Invention Patent

Filing

03/30/1988

Publication

10/31/1989

Progress at the INPI

  1. Filing03/30/88
  2. Publication10/31/89
  3. Examination11/05/91
  4. Allowance06/04/96
  5. Abandoned
  6. In force

The application was allowed on 06/04/1996 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: 10/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Institut Francais du petrole

FR

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Inventors

E. B. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

10/31/1989

RPI 993

Republicação - classificação IPC

#15.11

A classificação anterior era: E21B 47/00.

08/28/2012

RPI 2173

Arquivamento - Art. 38 §2° da LPI

#11.4

01/27/1998

RPI 1414

Notificação para pagamento de retribuição

#13.1

02/25/1997

RPI 1369

Deferimento

#9.1

06/04/1996

RPI 1331

Solicitação de exame técnico

#4.1

11/05/1991

RPI 1092

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