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Official data from INPI

ISOLADOR MISTO PARA ALTA TENSÃO.

Em AnáliseInvention Patent

Application data

Number

PI7908981

Type

Invention Patent

Filing

01/27/1979

Publication

-

Progress at the INPI

  1. Filing01/27/79
  2. Publication
  3. Examination03/01/83
  4. Allowance10/30/84
  5. Grant05/28/85
  6. Terminated06/14/88

The patent was granted on 05/28/1985 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: 06/14/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Brown, Boveri & Cie Aktiengesellschaft

Inventors

H. K. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

79/00012 · 01/27/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/14/1988

RPI 921

Concessão da patente

#16.1

05/28/1985

RPI 762

Notificação para pagamento de retribuição

#13.1

03/05/1985

RPI 750

Deferimento

#9.1

10/30/1984

RPI 732

Conhecimento de parecer técnico

#7.1

02/07/1984

RPI 694

Solicitação de exame técnico

#4.1

03/01/1983

RPI 645

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