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Official data from INPI

DISPOSITIVO PARA CONTROLAR A CURVATURA DE UM CILINDRO NUM LAMINADOR

Em ExigênciaInvention Patent

Application data

Number

PI8504790

Type

Invention Patent

Filing

09/25/1985

Publication

07/22/1986

Progress at the INPI

  1. Filing09/25/85
  2. Publication07/22/86
  3. Examination11/18/86
  4. Allowance01/22/91
  5. Grant09/24/91
  6. Terminated08/08/95

The patent was granted on 09/24/1991 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: 06/13/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Centro Sviluppo Materiali S.p.A., empresa italiana

IT

Inventors

M. L. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

48902-A/84 · 09/25/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

6.2

06/13/1989

RPI 973

14.4

04/19/1988

RPI 913

Solicitação de exame técnico

#4.1

11/18/1986

RPI 839

Publicação do pedido de patente

#3.1

07/22/1986

RPI 822

Pedido de patente depositado

#2.1

12/10/1985

RPI 790

Anuidade - prazo legal encerrado

#18.2

08/08/1995

RPI 1288

Concessão da patente

#16.1

09/24/1991

RPI 1086

Notificação para pagamento de retribuição

#13.1

05/14/1991

RPI 1067

Deferimento

#9.1

01/22/1991

RPI 1051

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