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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8008347

Type

Invention Patent

Filing

12/19/1980

Publication

-

Progress at the INPI

  1. Filing12/19/80
  2. Publication
  3. Examination09/27/83
  4. Allowance04/09/85
  5. Grant10/29/85
  6. Expired03/19/96

The letters patent expired on 03/19/1996: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/29/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Saint_Gobain Vitrage.

FR

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Inventors

E. G. (pessoa física)

E. T. (pessoa física)

G. H. (pessoa física)

G. R. (pessoa física)

P. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/29/1985

RPI 784

Notificação para pagamento de retribuição

#13.1

07/30/1985

RPI 771

Deferimento

#9.1

04/09/1985

RPI 755

Exigência - art. 36 da LPI

#6.1

03/20/1984

RPI 700

Solicitação de exame técnico

#4.1

09/27/1983

RPI 675

Carta-patente expirada

#21.1

03/19/1996

RPI 1320

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