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Official data from INPI

CONTATO SINALIZADOR POR TECLA

ConcedidaInvention Patent

Application data

Number

PI7803984

Type

Invention Patent

Filing

09/08/1977

Publication

-

Progress at the INPI

  1. Filing09/08/77
  2. Publication
  3. Examination
  4. Allowance06/01/82
  5. Grant02/22/83
  6. Terminated01/28/92

The patent was granted on 02/22/1983 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: 02/22/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PETRI AG

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Inventors

M. H. (pessoa física)

Z. G. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/22/1983

RPI 644

Notificação para pagamento de retribuição

#13.1

09/21/1982

RPI 622

Deferimento

#9.1

06/01/1982

RPI 606

Exigência - art. 36 da LPI

#6.1

01/05/1982

RPI 585

Anuidade - prazo legal encerrado

#18.2

01/28/1992

RPI 1104

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