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Official data from INPI

APERFEICOAMENTOS EM CAIXA DE EMBREAGENS E FREIO

ConcedidaInvention Patent

Application data

Number

PI7806533

Type

Invention Patent

Filing

09/28/1978

Publication

-

Progress at the INPI

  1. Filing09/28/78
  2. Publication
  3. Examination11/03/81
  4. Allowance01/25/83
  5. Grant10/25/83
  6. Terminated05/04/93

The patent was granted on 10/25/1983 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: 10/25/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Industrias Romi S/A

SP, BR

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Inventors

R. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/25/1983

RPI 679

Notificação para pagamento de retribuição

#13.1

05/31/1983

RPI 658

Deferimento

#9.1

01/25/1983

RPI 640

Exigência - art. 36 da LPI

#6.1

08/10/1982

RPI 616

Solicitação de exame técnico

#4.1

11/03/1981

RPI 576

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: B60K 41/24; F16D 67/04.

03/27/2018

RPI 2464

Anuidade - prazo legal encerrado

#18.2

05/04/1993

RPI 1170

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