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Official data from INPI

SERINGA DOSADORA APERFEICOADA

Em AnáliseInvention Patent

Application data

Number

PI7601980

Type

Invention Patent

Filing

04/01/1976

Publication

-

Progress at the INPI

  1. Filing04/01/76
  2. Publication
  3. Examination
  4. Allowance
  5. Grant12/29/81
  6. Terminated05/14/85

The patent was granted on 12/29/1981 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: 05/14/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ALESSANDRI E

Inventors

A. E. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/14/1985

RPI 760

Cessão de direito de exploração

#22.1

11/06/1984

RPI 733

Concessão da patente

#16.1

12/29/1981

RPI 584

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