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Official data from INPI

SISTEMA DE PRODUCAO DE DADOS PARA DIAGNOSTICOS NECESSARIOS A MANUTENCAO DE MAQUINAS DE PRODUCAO DE COPIAS OU SEMI-AUTOMATICAS COM OPERADOR ENVOLVIDO

ConcedidaInvention Patent

Application data

Number

PI7808032

Type

Invention Patent

Filing

12/19/1977

Publication

-

Progress at the INPI

  1. Filing12/19/77
  2. Publication
  3. Examination
  4. Allowance01/31/84
  5. Grant05/29/84
  6. Expired05/24/94

The letters patent expired on 05/24/1994: 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: 05/29/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

IBM

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Inventors

H. G. (pessoa física)

H. J. (pessoa física)

M. W. (pessoa física)

S. P. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/29/1984

RPI 710

Notificação para pagamento de retribuição

#13.1

04/17/1984

RPI 704

100

01/31/1984

RPI 693

120

09/13/1983

RPI 673

Petição de recurso

#12.2

03/29/1983

RPI 649

Indeferimento

#9.2

03/09/1982

RPI 594

Carta-patente expirada

#21.1

05/24/1994

RPI 1225

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