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Official data from INPI

CONEXÃO LONGA COM PROTEÇÃO ANTI-QUEBRA PARA TUBOS ROSCÁVEIS

ArquivadaInvention Patent

Application data

Number

PI9500275

Type

Invention Patent

Filing

01/13/1995

Publication

01/14/1997

Progress at the INPI

  1. Filing01/13/95
  2. Publication01/14/97
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 01/13/1995 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 03/14/2000. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F. N. (pessoa física)

SC, BR

Inventors

F. N. (pessoa física)

BR

Technical data

IPC Classification

Abstract

Patente de previlégio de ivenção "CONEXÃO LONGA COM PROTEÇÃO ANTI-QUEBRA PARA TUBOS ROSCAVEIS", compreendido por (1) conexão roscavel (2) com prolongamento de proteção anti-quebra, que evita a quebra dos tubos roscaveis.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

03/14/2000

RPI 1523

Publicação do pedido de patente

#3.1

01/14/1997

RPI 1363

Pedido de patente depositado

#2.1

03/14/1995

RPI 1267

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