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Official data from INPI

MÁQUINA DE LIMPEZA.

ConcedidaInvention Patent

Application data

Number

PI8008844

Type

Invention Patent

Filing

04/01/1980

Publication

-

Progress at the INPI

  1. Filing04/01/80
  2. Publication
  3. Examination07/19/83
  4. Allowance04/03/84
  5. Grant11/27/84
  6. Expired11/21/95

The letters patent expired on 11/21/1995: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/27/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. M. (pessoa física)

ES

Inventors

M. C. (pessoa física)

Technical data

Priority claims

SE

79850019.5 · 04/02/1979

SE

PCT/80/00094 · 04/01/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/27/1984

RPI 736

Notificação para pagamento de retribuição

#13.1

08/07/1984

RPI 720

Deferimento

#9.1

04/03/1984

RPI 702

15.9

07/19/1983

RPI 665

Solicitação de exame técnico

#4.1

07/19/1983

RPI 665

Carta-patente expirada

#21.1

11/21/1995

RPI 1303

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