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Official data from INPI

INSTALAÇÕES DE RETIFICADORES DE CORRENTE PARA O ACOPLAMENTO DE DUAS REDES DE CORRENTE TRIFÁSICA DE ALTA TENSÃO.

PublicadaInvention Patent

Application data

Number

PI8803500

Type

Invention Patent

Filing

07/12/1988

Publication

01/31/1989

Progress at the INPI

  1. Filing07/12/88
  2. Publication01/31/89
  3. Examination03/19/91
  4. Allowance11/30/93
  5. Abandoned
  6. In force

The application was allowed on 11/30/1993 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: 01/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. A. (pessoa física)

DE

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Inventors

H. W. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P3723123.5 · 07/13/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

01/31/1989

RPI 954

Pedido de patente depositado

#2.1

12/13/1988

RPI 947

Arquivamento - Art. 38 §2° da LPI

#11.4

10/18/1994

RPI 1246

Notificação para pagamento de retribuição

#13.1

04/19/1994

RPI 1220

Deferimento

#9.1

11/30/1993

RPI 1200

Solicitação de exame técnico

#4.1

03/19/1991

RPI 1059

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