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Official data from INPI

EMBREAGEM DE LAMELAS

Em AnáliseInvention Patent

Application data

Number

PI7705616

Type

Invention Patent

Filing

08/25/1976

Publication

-

Progress at the INPI

  1. Filing08/25/76
  2. Publication
  3. Examination
  4. Allowance10/13/81
  5. Grant08/31/82
  6. Terminated12/15/87

The patent was granted on 08/31/1982 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 12/15/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BBC BROWN BOVERI & CIE

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Inventors

S. P. (pessoa física)

V. B. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

12/15/1987

RPI 895

Concessão da patente

#16.1

08/31/1982

RPI 619

Notificação para pagamento de retribuição

#13.1

03/02/1982

RPI 593

Deferimento

#9.1

10/13/1981

RPI 573

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