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Official data from INPI

ELEMENTO DE APERTO RAPIDO

Em AnáliseInvention Patent

Application data

Number

PI7706860

Type

Invention Patent

Filing

10/13/1977

Publication

-

Progress at the INPI

  1. Filing10/13/77
  2. Publication
  3. Examination
  4. Allowance09/28/82
  5. Grant06/28/83
  6. Terminated08/28/90

The patent was granted on 06/28/1983 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: 09/02/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BIEHL SA METALURG

Inventors

P. O. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Cessão de direito de exploração

#22.1

09/02/1986

RPI 828

Concessão da patente

#16.1

06/28/1983

RPI 662

Notificação para pagamento de retribuição

#13.1

06/21/1983

RPI 661

Notificação para pagamento de retribuição

#13.1

02/01/1983

RPI 641

Deferimento

#9.1

09/28/1982

RPI 623

Exigência - art. 36 da LPI

#6.1

04/20/1982

RPI 600

Exigência - art. 36 da LPI

#6.1

10/13/1981

RPI 573

Anuidade - prazo legal encerrado

#18.2

08/28/1990

RPI 1030

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