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Official data from INPI

PROCESSO PARA A PRODUCAO DE PLACAS(DE VIDROS)COMPOSTAS RESISTENTES A PROJETEIS

Em AnáliseInvention Patent

Application data

Number

PI7700867

Type

Invention Patent

Filing

02/19/1976

Publication

-

Progress at the INPI

  1. Filing02/19/76
  2. Publication
  3. Examination
  4. Allowance06/22/82
  5. Grant01/11/83
  6. Terminated05/10/88

The patent was granted on 01/11/1983 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 05/10/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DEGUSSA

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Inventors

K. H. (pessoa física)

T. W. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/10/1988

RPI 916

Pedido de licença compulsória

#20.1

07/26/1983

RPI 666

Concessão da patente

#16.1

01/11/1983

RPI 638

Notificação para pagamento de retribuição

#13.1

10/05/1982

RPI 624

Deferimento

#9.1

06/22/1982

RPI 609

15.0

03/23/1982

RPI 596

Exigência - art. 36 da LPI

#6.1

12/15/1981

RPI 582

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