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Official data from INPI

MECANISMO DE CARREGAMENTO DE CARTUCHO DE FITA

ConcedidaInvention Patent

Application data

Number

PI8106996

Type

Invention Patent

Filing

11/26/1980

Publication

07/13/1982

Progress at the INPI

  1. Filing11/26/80
  2. Publication07/13/82
  3. Examination07/24/84
  4. Allowance04/08/86
  5. Grant10/29/86
  6. Expired08/19/08

The letters patent expired on 08/19/2008: 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: 10/29/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

IBM [US]

See this company's full portfolio

Inventors

C. A. (pessoa física)

O. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/29/1986

RPI 836

Notificação para pagamento de retribuição

#13.1

08/12/1986

RPI 825

Deferimento

#9.1

04/08/1986

RPI 807

Exigência - art. 36 da LPI

#6.1

07/23/1985

RPI 770

Exigência - art. 36 da LPI

#6.1

02/20/1985

RPI 748

Solicitação de exame técnico

#4.1

07/24/1984

RPI 718

Publicação do pedido de patente

#3.1

07/13/1982

RPI 612

Pedido de patente depositado

#2.1

12/15/1981

RPI 582

Carta-patente expirada

#21.1

Patente extinta em 23/10/96

08/19/2008

RPI 1963

Pedido de licença compulsória

#20.1

10/13/1993

RPI 1193

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