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Official data from INPI

PAREDE DE FORNO

Concessão AnuladaInvention Patent

Application data

Number

PI7801976

Type

Invention Patent

Filing

08/18/1977

Publication

-

Progress at the INPI

  1. Filing08/18/77
  2. Publication
  3. Examination
  4. Allowance10/18/83
  5. Grant04/24/84
  6. Terminated09/18/90

The patent was granted on 04/24/1984 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: 07/24/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. N. (pessoa física)

Inventors

D. A. (pessoa física)

M. M. (pessoa física)

R. P. (pessoa física)

S. L. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

16.3

07/24/1984

RPI 718

Concessão da patente

#16.1

04/24/1984

RPI 705

Notificação para pagamento de retribuição

#13.1

01/31/1984

RPI 693

Deferimento

#9.1

10/18/1983

RPI 678

Exigência - art. 36 da LPI

#6.1

02/16/1982

RPI 591

Anuidade - prazo legal encerrado

#18.2

09/18/1990

RPI 1033

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