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Official data from INPI

PROCESSO DE OBTENÇÃO DE UM REVESTIMENTO ISOLANTE DIRETAMENTE SOBRE AÇO ELÉTRICO

ArquivadaInvention Patent

Application data

Number

PI8202252

Type

Invention Patent

Filing

04/19/1982

Publication

04/05/1983

Progress at the INPI

  1. Filing04/19/82
  2. Publication04/05/83
  3. Examination09/27/83
  4. Allowance09/10/85
  5. Abandoned
  6. In force

The application was allowed on 09/10/1985 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: 07/08/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Armco, Inc.

US

See this company's full portfolio

Inventors

D. L. (pessoa física)

US

M. H. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

256,856 · 04/23/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

07/08/1986

RPI 820

Notificação para pagamento de retribuição

#13.1

01/14/1986

RPI 795

Deferimento

#9.1

09/10/1985

RPI 777

Exigência - art. 36 da LPI

#6.1

12/11/1984

RPI 738

Solicitação de exame técnico

#4.1

09/27/1983

RPI 675

Publicação do pedido de patente

#3.1

04/05/1983

RPI 650

Pedido de patente depositado

#2.1

06/08/1982

RPI 607

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