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Official data from INPI

COMPOSICAO DE RESINA EPOXI CURAVEL,E COMPOSICAO CURADA OBTIDA DA MESMA

Em AnáliseInvention Patent

Application data

Number

PI7707719

Type

Invention Patent

Filing

11/22/1976

Publication

-

Progress at the INPI

  1. Filing11/22/76
  2. Publication
  3. Examination
  4. Allowance02/16/83
  5. Grant07/26/83
  6. Terminated12/15/87

The patent was granted on 07/26/1983 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: 12/15/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

TEXACO DEVELOPMENT CORP

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Inventors

S. H. (pessoa física)

W. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

12/15/1987

RPI 895

Concessão da patente

#16.1

07/26/1983

RPI 666

Notificação para pagamento de retribuição

#13.1

06/14/1983

RPI 660

Deferimento

#9.1

02/16/1983

RPI 643

Exigência - art. 36 da LPI

#6.1

06/15/1982

RPI 608

6.2

01/26/1982

RPI 588

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