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Official data from INPI

APERFEIÇOAMENTOS EM DISPOSITIVOS DE ARRANQUE E FUNCIONAMENTO A FRIO PARA CARBURADORES.

ConcedidaInvention Patent

Application data

Number

PI8100620

Type

Invention Patent

Filing

02/03/1981

Publication

-

Progress at the INPI

  1. Filing02/03/81
  2. Publication
  3. Examination02/02/82
  4. Allowance02/28/84
  5. Grant08/28/84
  6. Terminated02/04/92

The patent was granted on 08/28/1984 and later terminated for failure to pay the annuities. The technology is in the public domain 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

Weber S.p.A.

IT

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Inventors

B. F. (pessoa física)

C. B. (pessoa física)

D. C. (pessoa física)

Technical data

IPC Classification

Priority claims

IT

3329-A/80 · 02/06/1980

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

06/12/1984

RPI 712

Deferimento

#9.1

02/28/1984

RPI 697

Pedido de certificado de adição de invenção

#5.1

06/22/1982

RPI 609

Solicitação de exame técnico

#4.1

02/02/1982

RPI 589

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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