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Official data from INPI

MODULO DE FONTE PARA IMPRESSORA DE MATRIZ

ConcedidaInvention Patent

Application data

Number

PI8107760

Type

Invention Patent

Filing

12/31/1980

Publication

08/31/1982

Progress at the INPI

  1. Filing12/31/80
  2. Publication08/31/82
  3. Examination08/28/84
  4. Allowance05/27/86
  5. Grant11/25/86
  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: 11/25/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

IBM [US]

See this company's full portfolio

Inventors

M. E. (pessoa física)

S. D. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/25/1986

RPI 840

Notificação para pagamento de retribuição

#13.1

09/23/1986

RPI 831

Deferimento

#9.1

05/27/1986

RPI 814

Exigência - art. 36 da LPI

#6.1

11/12/1985

RPI 786

Conhecimento de parecer técnico

#7.1

03/19/1985

RPI 752

Solicitação de exame técnico

#4.1

08/28/1984

RPI 723

Publicação do pedido de patente

#3.1

08/31/1982

RPI 619

Pedido de patente depositado

#2.1

01/12/1982

RPI 586

Carta-patente expirada

#21.1

Patente extinta em 27/11/96

08/19/2008

RPI 1963

Pedido de licença compulsória

#20.1

10/13/1993

RPI 1193

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