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Official data from INPI

APARELHO PARA ACIONAMENTO E CONTROLE DE EQUIPAMENTO PARA ADIÇÃO DE FIOS E ARAMES TUBULARES NA FABRICAÇÃO DE LIGAS METÁLICAS

Prazo de SigiloInvention Patent

Application data

Number

PI8806247

Type

Invention Patent

Filing

11/28/1988

Publication

07/24/1990

Progress at the INPI

  1. Filing11/28/88
  2. Publication07/24/90
  3. Abandoned11/20/90
  4. Allowance
  5. Grant
  6. In force

The application was abandoned for failure to pay the annuities (art. 86 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 04/04/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Companhia Siderúrgica Nacional - CSN

RJ, BR

See this company's full portfolio

Inventors

P. M. (pessoa física)

BR

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

04/04/1989

RPI 963

Arquivamento por falta de pagamento

#8.6

referente a 9ª, 10ª e 11ª anuidade

03/21/2000

RPI 1524

8.1

Referente a 8ª e 9ª anuidade

12/01/1998

RPI 1456

15.7

09/23/1997

RPI 1399

Solicitação de exame técnico

#4.1

11/20/1990

RPI 1042

Publicação do pedido de patente

#3.1

07/24/1990

RPI 1025

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