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Official data from INPI

ESCALADOR DE EMERGÊNCIA.

ConcedidaInvention Patent

Application data

Number

PI8001968

Type

Invention Patent

Filing

03/24/1980

Publication

-

Progress at the INPI

  1. Filing03/24/80
  2. Publication
  3. Examination06/14/83
  4. Allowance05/22/84
  5. Grant12/26/84
  6. Terminated11/03/93

The patent was granted on 12/26/1984 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: 12/26/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. J. (pessoa física)

PR, BR

Inventors

J. E. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/26/1984

RPI 740

Notificação para pagamento de retribuição

#13.1

09/04/1984

RPI 724

Deferimento

#9.1

05/22/1984

RPI 709

Exigência - art. 36 da LPI

#6.1

11/22/1983

RPI 683

Solicitação de exame técnico

#4.1

06/14/1983

RPI 660

Anuidade - prazo legal encerrado

#18.2

11/03/1993

RPI 1196

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