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Official data from INPI

PROCESSO PARA A ENCAPSULACAO DE UMA SUBSTANCIA HIDROFOBA POR POLICONDENSACAO INTERFACIAL

Em AnáliseInvention Patent

Application data

Number

PI7808615

Type

Invention Patent

Filing

12/30/1977

Publication

-

Progress at the INPI

  1. Filing12/30/77
  2. Publication
  3. Examination
  4. Allowance04/03/84
  5. Grant10/30/84
  6. Terminated10/03/89

The patent was granted on 10/30/1984 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PHILAGRO SA

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Inventors

C. B. (pessoa física)

G. G. (pessoa física)

P. P. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

10/03/1989

RPI 989

Concessão da patente

#16.1

10/30/1984

RPI 732

Notificação para pagamento de retribuição

#13.1

08/07/1984

RPI 720

Deferimento

#9.1

04/03/1984

RPI 702

Exigência - art. 36 da LPI

#6.1

10/11/1983

RPI 677

Exigência - art. 36 da LPI

#6.1

09/28/1982

RPI 623

6.2

11/03/1981

RPI 576

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