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Official data from INPI

SISTEMA DE REGULAGEM DE TEMPERATURA PARA UM VEÍCULO ELÉTRICO.

ConcedidaInvention Patent

Application data

Number

PI8205589

Type

Invention Patent

Filing

01/18/1982

Publication

12/14/1982

Progress at the INPI

  1. Filing01/18/82
  2. Publication12/14/82
  3. Examination05/31/83
  4. Allowance10/30/84
  5. Grant05/28/85
  6. Terminated01/03/95

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: 05/28/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Drexel Industries, Inc.

Inventors

D. A. (pessoa física)

H. E. (pessoa física)

M. A. (pessoa física)

Technical data

Priority claims

US

225.715 · 01/16/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

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

Solicitação de exame técnico

#4.1

05/31/1983

RPI 658

Notificação de entrada na fase nacional - PCT

#1.3

12/14/1982

RPI 634

Anuidade - prazo legal encerrado

#18.2

01/03/1995

RPI 1257

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