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Official data from INPI

SEM TITULO

Em AnáliseInvention Patent

Application data

Number

PI7410049

Type

Invention Patent

Filing

12/02/1974

Publication

-

Progress at the INPI

  1. Filing12/02/74
  2. Publication
  3. Examination
  4. Allowance
  5. Grant02/24/82
  6. In force12/02/94

The patent was granted on 02/24/1982 and is in force until 12/02/1994. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:12/02/1994

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Latest action published by the INPI: 03/13/1984. 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).

311

03/13/1984

RPI 699

201

08/02/1983

RPI 667

Pedido de licença voluntária

#17.1

04/12/1983

RPI 651

Concessão da patente

#16.1

02/24/1982

RPI 592

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