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Official data from INPI

MECANISMO DESAGREGADOR PARA SILIOS CILINDRICOS.

ConcedidaInvention Patent

Application data

Number

PI7905025

Type

Invention Patent

Filing

08/01/1979

Publication

-

Progress at the INPI

  1. Filing08/01/79
  2. Publication
  3. Examination
  4. Allowance06/14/83
  5. Grant02/28/84
  6. Terminated09/25/90

The patent was granted on 02/28/1984 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: 02/28/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. A. (pessoa física)

Inventors

D. C. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/28/1984

RPI 697

Notificação para pagamento de retribuição

#13.1

10/04/1983

RPI 676

Republicação - classificação IPC

#15.11

07/26/1983

RPI 666

Deferimento

#9.1

06/14/1983

RPI 660

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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