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Official data from INPI

CONVERSOR-CIRCUITO DE OSCILAÇÃO EM PARALELO PARA O AQUECIMENTO DE PEÇAS BRUTAS.

PublicadaInvention Patent

Application data

Number

PI8802958

Type

Invention Patent

Filing

06/16/1988

Publication

03/21/1989

Progress at the INPI

  1. Filing06/16/88
  2. Publication03/21/89
  3. Examination12/04/90
  4. Allowance02/22/94
  5. Abandoned
  6. In force

The application was allowed on 02/22/1994 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 03/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Aeg-Elotherm Gmbh

DE

Inventors

H. L. (pessoa física)

US

Technical data

IPC Classification

Priority claims

DE

P 37 31 555.2 · 09/19/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

03/21/1989

RPI 961

Pedido de patente depositado

#2.1

11/08/1988

RPI 942

Arquivamento - Art. 38 §2° da LPI

#11.4

10/18/1994

RPI 1246

Notificação para pagamento de retribuição

#13.1

06/07/1994

RPI 1227

Deferimento

#9.1

02/22/1994

RPI 1212

Solicitação de exame técnico

#4.1

12/04/1990

RPI 1044

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