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Official data from INPI

CIRCUITO DE COMUTACAO SELETIVA PARA USO COM UM INVERSOR

ArquivadaInvention Patent
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Application data

Number

PI8108105

Type

Invention Patent

Filing

12/23/1980

Publication

09/21/1982
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Progress at the INPI

  1. Filing12/23/80
  2. Publication09/21/82
  3. Examination11/27/84
  4. Allowance01/06/87
  5. Abandoned
  6. In force

The application was allowed on 01/06/1987 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

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Latest action published by the INPI: 10/06/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

UNITED TECHNOLOGIES CORP [US]

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Inventors

C. G. (pessoa física)

M. M. (pessoa física)

W. W. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

10/06/1987

RPI 885

Notificação para pagamento de retribuição

#13.1

06/09/1987

RPI 868

Deferimento

#9.1

01/06/1987

RPI 846

Exigência - art. 36 da LPI

#6.1

01/14/1986

RPI 795

Exigência - art. 36 da LPI

#6.1

07/09/1985

RPI 768

Solicitação de exame técnico

#4.1

11/27/1984

RPI 736

Publicação do pedido de patente

#3.1

09/21/1982

RPI 622

Pedido de patente depositado

#2.1

02/09/1982

RPI 590

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