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Official data from INPI

SEM TITULO

Em AnáliseInvention Patent

Application data

Number

PI7410164

Type

Invention Patent

Filing

12/04/1974

Publication

-

Progress at the INPI

  1. Filing12/04/74
  2. Publication
  3. Examination
  4. Allowance
  5. Grant
  6. In force12/04/94

The patent is in force and subject to a compulsory licence request: third parties have asked for authorisation to exploit the technology.

Protection valid until:12/04/1994

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Latest action published by the INPI: 01/04/1983. 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).

Pedido de licença compulsória

#20.1

01/04/1983

RPI 637

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