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Official data from INPI

SEM TITULO

Em AnáliseInvention Patent

Application data

Number

PI8004317

Type

Invention Patent

Filing

07/11/1980

Publication

-

Progress at the INPI

  1. Filing07/11/80
  2. Publication
  3. Examination03/22/83
  4. Allowance07/31/84
  5. Grant02/26/85
  6. Expired09/19/95

The letters patent expired on 09/19/1995: 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: 10/08/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

K. M. (pessoa física)

CH

Inventors

M. K. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

10/08/1985

RPI 781

Concessão da patente

#16.1

02/26/1985

RPI 749

Notificação para pagamento de retribuição

#13.1

11/13/1984

RPI 734

Deferimento

#9.1

07/31/1984

RPI 719

Exigência - art. 36 da LPI

#6.1

10/25/1983

RPI 679

Solicitação de exame técnico

#4.1

04/26/1983

RPI 653

Solicitação de exame técnico

#4.1

03/22/1983

RPI 648

Carta-patente expirada

#21.1

09/19/1995

RPI 1294

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