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Official data from INPI

DISPOSITIVO PARA REDUZIR A FRICCAO ENTRE SUPERFICIES PLANAS DESLIZANDO UMA CONTRA A OUTRA

Em AnáliseInvention Patent

Application data

Number

PI7700814

Type

Invention Patent

Filing

02/16/1976

Publication

-

Progress at the INPI

  1. Filing02/16/76
  2. Publication
  3. Examination
  4. Allowance06/01/82
  5. Grant11/30/82
  6. Terminated12/08/87

The patent was granted on 11/30/1982 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: 12/08/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

FAGERSTA SECOROC AB

Inventors

K. K. (pessoa física)

S. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

12/08/1987

RPI 894

Concessão da patente

#16.1

11/30/1982

RPI 632

Notificação para pagamento de retribuição

#13.1

09/21/1982

RPI 622

Deferimento

#9.1

06/01/1982

RPI 606

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