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Official data from INPI

Instalção de ignição de bobina comandada sem contatos para motores de combustão interna.

ConcedidaInvention Patent

Application data

Number

PI8004224

Type

Invention Patent

Filing

07/08/1980

Publication

-

Progress at the INPI

  1. Filing07/08/80
  2. Publication
  3. Examination07/26/83
  4. Allowance01/31/84
  5. Grant08/28/84
  6. Expired09/19/95

The letters patent expired on 09/19/1995: 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: 08/28/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Robert Bosch GMBH.

DE

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Inventors

B. H. (pessoa física)

L. H. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 29 35 412.9 · 09/01/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/28/1984

RPI 723

Notificação para pagamento de retribuição

#13.1

05/15/1984

RPI 708

Deferimento

#9.1

01/31/1984

RPI 693

Solicitação de exame técnico

#4.1

07/26/1983

RPI 666

Carta-patente expirada

#21.1

09/19/1995

RPI 1294

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