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Official data from INPI

CARTUCHO DE FITA DE ENCHIMENTO IRREGULAR COM CONTROLE APERFEICOADO DE SAIDA DE FITA

Concessão AnuladaInvention Patent

Application data

Number

PI7908413

Type

Invention Patent

Filing

12/22/1978

Publication

-

Progress at the INPI

  1. Filing12/22/78
  2. Publication
  3. Examination07/27/82
  4. Allowance12/13/83
  5. Grant04/24/84
  6. Expired05/02/95

The letters patent expired on 05/02/1995: 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: 07/24/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

IBM

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Inventors

S. J. (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

04/10/1984

RPI 703

Deferimento

#9.1

12/13/1983

RPI 686

Exigência - art. 36 da LPI

#6.1

06/21/1983

RPI 661

Solicitação de exame técnico

#4.1

07/27/1982

RPI 614

Carta-patente expirada

#21.1

05/02/1995

RPI 1274

Pedido de licença compulsória

#20.1

10/13/1993

RPI 1193

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