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Official data from INPI

PROCESSO E MOLDE DE LINGOTAMENTO SOB BAIXA PRESSAO

ConcedidaInvention Patent

Application data

Number

PI7801700

Type

Invention Patent

Filing

03/21/1977

Publication

-

Progress at the INPI

  1. Filing03/21/77
  2. Publication
  3. Examination
  4. Allowance07/19/83
  5. Grant01/31/84
  6. Terminated06/29/93

The patent was granted on 01/31/1984 and later terminated. Protection ended before the full term and the technology is in the public domain in Brazil.

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Latest action published by the INPI: 01/31/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

P. M. (pessoa física)

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Inventors

B. R. (pessoa física)

O. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

01/31/1984

RPI 693

Notificação para pagamento de retribuição

#13.1

11/16/1983

RPI 682

Deferimento

#9.1

07/19/1983

RPI 665

Republicação - classificação IPC

#15.11

02/22/1983

RPI 644

Exigência - art. 36 da LPI

#6.1

11/30/1982

RPI 632

6.2

02/02/1982

RPI 589

21.5

07/06/1993

RPI 1179

Carta-patente expirada

#21.1

06/29/1993

RPI 1178

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