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Official data from INPI

VELA INCANDESCENTE PARA MOTORES DE COMBUSTÃO INTERNA.

ConcedidaInvention Patent
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Application data

Number

PI8107051

Type

Invention Patent

Filing

10/30/1981

Publication

07/20/1982
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Progress at the INPI

  1. Filing10/30/81
  2. Publication07/20/82
  3. Examination08/28/84
  4. Allowance07/08/86
  5. Grant03/31/87
  6. Terminated02/04/92

The patent was granted on 03/31/1987 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 03/31/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Beru-Werk Albert Ruprecht Gmbh & Co. KG.

Inventors

B. P. (pessoa física)

Technical data

IPC Classification

F02P 19/00H01T 13/00H01T 13/18

Priority claims

DE

P 30 40 906.4 · 10/30/1980

DE

P 31 36 852.2 · 09/16/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/31/1987

RPI 858

Notificação para pagamento de retribuição

#13.1

11/04/1986

RPI 837

Deferimento

#9.1

07/08/1986

RPI 820

Republicação - classificação IPC

#15.11

01/07/1986

RPI 794

Exigência - art. 36 da LPI

#6.1

11/26/1985

RPI 788

Exigência - art. 36 da LPI

#6.1

02/26/1985

RPI 749

Solicitação de exame técnico

#4.1

08/28/1984

RPI 723

Publicação do pedido de patente

#3.1

07/20/1982

RPI 613

Pedido de patente depositado

#2.1

12/15/1981

RPI 582

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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