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Official data from INPI

APERFEICOAMENTOS EM LANCA DE INJECAO DE OLEO

Em AnáliseInvention Patent

Application data

Number

PI7708508

Type

Invention Patent

Filing

12/21/1977

Publication

-

Progress at the INPI

  1. Filing12/21/77
  2. Publication
  3. Examination
  4. Allowance07/10/84
  5. Grant02/26/85
  6. Terminated12/15/87

The patent was granted on 02/26/1985 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

M. S. (pessoa física)

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Inventors

L. P. (pessoa física)

R. J. (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

02/26/1985

RPI 749

Notificação para pagamento de retribuição

#13.1

10/23/1984

RPI 731

Deferimento

#9.1

07/10/1984

RPI 716

Exigência - art. 36 da LPI

#6.1

01/17/1984

RPI 691

Exigência - art. 36 da LPI

#6.1

01/19/1982

RPI 587

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