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Official data from INPI

SISTEMA ENROLADOR DE MANGUEIRA QUE INSUFLA GÁS INERTE EM METAL LÍQUIDO.

Em AnáliseInvention Patent

Application data

Number

PI9001649

Type

Invention Patent

Filing

03/30/1990

Publication

11/05/1991

Progress at the INPI

  1. Filing03/30/90
  2. Publication11/05/91
  3. Abandoned04/27/93
  4. Allowance
  5. Grant
  6. In force

The applicant withdrew the application. The case ended without a patent.

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Latest action published by the INPI: 04/27/1999. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Companhia Siderúrgica Paulista - COSIPA

SP, BR

See this company's full portfolio

Inventors

G. N. (pessoa física)

T. K. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

10.1

04/27/1999

RPI 1477

8.1

Referente a 7ª, 8 e 9ª anuidade

12/22/1998

RPI 1459

Deferimento

#9.1

03/11/1997

RPI 1371

14.7

10/18/1994

RPI 1246

Solicitação de exame técnico

#4.1

04/27/1993

RPI 1169

Publicação do pedido de patente

#3.1

11/05/1991

RPI 1092

Pedido de patente depositado

#2.1

08/14/1990

RPI 1028

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