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Official data from INPI

DISPOSITIVO PARA MOVIMENTAÇÃO DAS GUIAS DE PLACAS DE UM LAMINADOR PARA SUBSTITUIÇÃO DE CILINDRO DE TRABALHO

ConcedidaInvention Patent

Application data

Number

PI8207539

Type

Invention Patent

Filing

12/28/1982

Publication

07/31/1984

Progress at the INPI

  1. Filing12/28/82
  2. Publication07/31/84
  3. Examination07/29/86
  4. Allowance11/16/88
  5. Grant08/29/89
  6. Terminated04/18/95

The patent was granted on 08/29/1989 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 08/29/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Usinas Siderúrgicas de Minas Gerais S/A - USIMINAS

MG, BR

See this company's full portfolio

Inventors

F. F. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/29/1989

RPI 984

Notificação para pagamento de retribuição

#13.1

03/07/1989

RPI 959

Deferimento

#9.1

11/16/1988

RPI 943

Exigência - art. 36 da LPI

#6.1

04/26/1988

RPI 914

Retificação

#15.6

02/09/1988

RPI 903

Retificação

#15.3

10/20/1987

RPI 887

Solicitação de exame técnico

#4.1

07/29/1986

RPI 823

Publicação do pedido de patente

#3.1

07/31/1984

RPI 719

Pedido de patente depositado

#2.1

02/16/1983

RPI 643

Anuidade - prazo legal encerrado

#18.2

04/18/1995

RPI 1272

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