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Official data from INPI

LIGANTE A BASE DE UM LATEX AQUOSO DE UM POLIMERO SINTETICO,PARA A PREPARACAO DE COMPOSICOES AQUOSAS PARA O REVESTIMENTO DE PAPEIS E CARTOES E PROCESSO DE PREPARACAO DO REFERIDO LIGANTE

Em AnáliseInvention Patent

Application data

Number

PI7802424

Type

Invention Patent

Filing

04/22/1977

Publication

-

Progress at the INPI

  1. Filing04/22/77
  2. Publication
  3. Examination
  4. Allowance05/10/83
  5. Grant11/29/83
  6. Terminated06/14/88

The patent was granted on 11/29/1983 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: 06/14/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

R. I. (pessoa física)

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Inventors

D. J. (pessoa física)

G. J. (pessoa física)

R. R. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/14/1988

RPI 921

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

09/14/1982

RPI 621

Exigência - art. 36 da LPI

#6.1

03/16/1982

RPI 595

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