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Official data from INPI

APARELHO E METODO DE APAGAMENTO POR DESLOCAMENTO LATERAL PARA IMPRESSORAS DE IMPACTO

ConcedidaInvention Patent

Application data

Number

PI7900559

Type

Invention Patent

Filing

01/30/1978

Publication

-

Progress at the INPI

  1. Filing01/30/78
  2. Publication
  3. Examination
  4. Allowance09/06/83
  5. Grant03/27/84
  6. Expired05/31/94

The letters patent expired on 05/31/1994: 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: 03/27/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

IBM

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Inventors

K. M. (pessoa física)

P. T. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/27/1984

RPI 701

Deferimento

#9.1

09/06/1983

RPI 672

Exigência - art. 36 da LPI

#6.1

09/28/1982

RPI 623

Carta-patente expirada

#21.1

05/31/1994

RPI 1226

Pedido de licença compulsória

#20.1

10/13/1993

RPI 1193

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