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Official data from INPI

MODULO DE BATERIAS DE ALTA ENERGIA, TRANSFORMADOR AUTO-REGULAVEL, TRANSFORMADORES DE CC E REDE DE ENERGIA DE CC MULTITERMINAL

ConcedidaInvention Patent

Application data

Number

PI8000322

Type

Invention Patent

Filing

01/18/1980

Publication

-

Progress at the INPI

  1. Filing01/18/80
  2. Publication
  3. Examination09/27/83
  4. Allowance05/14/85
  5. Grant11/26/85
  6. Terminated09/25/90

The patent was granted on 11/26/1985 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: 11/26/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DOW CHEMICAL CO

See this company's full portfolio

Inventors

H. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/26/1985

RPI 788

Notificação para pagamento de retribuição

#13.1

09/03/1985

RPI 776

Deferimento

#9.1

05/14/1985

RPI 760

Exigência - art. 36 da LPI

#6.1

10/16/1984

RPI 730

Exigência - art. 36 da LPI

#6.1

02/28/1984

RPI 697

Solicitação de exame técnico

#4.1

09/27/1983

RPI 675

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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