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Official data from INPI

ROLO PARA O TRATAMENTO POR COMPRESSAO DE MATERIAIS EM TIRAS

ConcedidaInvention Patent

Application data

Number

PI7801562

Type

Invention Patent

Filing

10/04/1977

Publication

-

Progress at the INPI

  1. Filing10/04/77
  2. Publication
  3. Examination
  4. Allowance05/10/83
  5. Grant11/29/83
  6. Terminated06/29/93

The patent was granted on 11/29/1983 and later terminated. Protection ended before the full term and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/29/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

KUESTERS E

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Inventors

A. V. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/29/1983

RPI 684

Notificação para pagamento de retribuição

#13.1

09/27/1983

RPI 675

Deferimento

#9.1

05/10/1983

RPI 655

Exigência - art. 36 da LPI

#6.1

08/03/1982

RPI 615

6.2

01/12/1982

RPI 586

21.5

07/06/1993

RPI 1179

Carta-patente expirada

#21.1

06/29/1993

RPI 1178

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