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Official data from INPI

SEM TITULO

Em AnáliseInvention Patent

Application data

Number

PI7604544

Type

Invention Patent

Filing

07/12/1976

Publication

-

Progress at the INPI

  1. Filing07/12/76
  2. Publication
  3. Examination
  4. Allowance
  5. Grant05/25/82
  6. Terminated11/17/87

The patent was granted on 05/25/1982 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: 11/17/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. D. (pessoa física)

Inventors

E. B. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

11/17/1987

RPI 891

20.7

01/10/1984

RPI 690

210

12/14/1982

RPI 634

Pedido de licença voluntária

#17.1

07/20/1982

RPI 613

Concessão da patente

#16.1

05/25/1982

RPI 605

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