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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8004627

Type

Invention Patent

Filing

07/24/1980

Publication

-

Progress at the INPI

  1. Filing07/24/80
  2. Publication
  3. Examination01/18/83
  4. Allowance04/03/84
  5. Grant10/30/84
  6. Expired09/19/95

The letters patent expired on 09/19/1995: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/30/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

R. R. (pessoa física)

FR

Inventors

P. G. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/30/1984

RPI 732

Notificação para pagamento de retribuição

#13.1

08/07/1984

RPI 720

Deferimento

#9.1

04/03/1984

RPI 702

Exigência - art. 36 da LPI

#6.1

10/18/1983

RPI 678

Solicitação de exame técnico

#4.1

01/18/1983

RPI 639

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: F16H 5/78; F16H 61/08; G01D 5/20; G01P 3/48; G01D 5/12; G01P 3/42.

03/27/2018

RPI 2464

Carta-patente expirada

#21.1

09/19/1995

RPI 1294

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