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Official data from INPI

DISPOSITIVO PARA FUNDIÇÃO HORIZONTAL DE LINGOTES

Em AnáliseInvention Patent

Application data

Number

PI8107428

Type

Invention Patent

Filing

11/16/1981

Publication

08/10/1982

Progress at the INPI

  1. Filing11/16/81
  2. Publication08/10/82
  3. Examination09/13/83
  4. Allowance07/18/89
  5. Grant02/06/90
  6. Terminated03/19/96

The patent was granted on 02/06/1990 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: 11/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. A. (pessoa física)

DE

Inventors

M. H. (pessoa física)

US

M. A. (pessoa física)

US

Technical data

IPC Classification

Priority claims

AU

A 5451/80 · 11/18/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

11/14/1989

RPI 995

Deferimento

#9.1

07/18/1989

RPI 978

Republicação - classificação IPC

#15.11

05/02/1989

RPI 967

Exigência - art. 36 da LPI

#6.1

12/27/1988

RPI 949

Solicitação de exame técnico

#4.1

09/13/1983

RPI 673

Publicação do pedido de patente

#3.1

08/10/1982

RPI 616

Pedido de patente depositado

#2.1

12/29/1981

RPI 584

Anuidade - prazo legal encerrado

#18.2

03/19/1996

RPI 1320

Concessão da patente

#16.1

02/06/1990

RPI 1005

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