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Official data from INPI

PASTILHA DE FREIO A DISCO

ConcedidaInvention Patent

Application data

Number

PI7804759

Type

Invention Patent

Filing

07/24/1978

Publication

-

Progress at the INPI

  1. Filing07/24/78
  2. Publication
  3. Examination
  4. Allowance05/04/82
  5. Grant11/30/82
  6. Expired11/30/93

The letters patent expired on 11/30/1993: 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: 11/30/1982. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ABEX PAGID EQUIPMENT S/A

Inventors

D. J. (pessoa física)

P. G. (pessoa física)

Technical data

Priority claims

FR

77 22 752 · 07/25/1977

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/30/1982

RPI 632

Notificação para pagamento de retribuição

#13.1

09/08/1982

RPI 620

Deferimento

#9.1

05/04/1982

RPI 602

Carta-patente expirada

#21.1

11/30/1993

RPI 1200

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