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Official data from INPI

PROCESSO PARA RECUPERAÇÃO DE FLUIDOS DE UMA ZONA DE PRODUÇÃO DE RECUPERAÇÃO DE ÓLEO DE UMA ZONA DE PRODUÇÃO, PROCESSO E DIPOSITIVO DE VEDAÇÃO DE UM CONJUNTO DE TUBOS DE REVESTIMENTO DE UM FURO, COMPACTADOR DE CONJUNTO DE TUBOS DE REVESTIMENTO E DISPOSITIVO DE VEDAÇÃO

ArquivadaInvention Patent

Application data

Number

PI8204255

Type

Invention Patent

Filing

07/21/1982

Publication

07/19/1983

Progress at the INPI

  1. Filing07/21/82
  2. Publication07/19/83
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 07/21/1982 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: 10/29/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

My-D Han MFG Inc.

US

Inventors

J. T. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

286.336 · 07/22/1981

US

391.731 · 06/25/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

10/29/1985

RPI 784

Republicação - classificação IPC

#15.11

03/07/1984

RPI 698

Publicação do pedido de patente

#3.1

07/19/1983

RPI 665

Pedido de patente depositado

#2.1

08/31/1982

RPI 619

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