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Official data from INPI

PROCESSO PARA PREPARAR COMPOSICOES QUIMICAS A BASE DE TRIALOGENETO DE TITANIO E PARA USO NA POLIMERIZACAO DE MONO-OLEFINAS

Em AnáliseInvention Patent

Application data

Number

PI7804246

Type

Invention Patent

Filing

06/30/1977

Publication

-

Progress at the INPI

  1. Filing06/30/77
  2. Publication
  3. Examination
  4. Allowance04/03/84
  5. Grant11/27/84
  6. Terminated10/03/89

The patent was granted on 11/27/1984 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

S. P. (pessoa física)

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Inventors

C. M. (pessoa física)

G. A. (pessoa física)

O. M. (pessoa física)

Technical data

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

11/27/1984

RPI 736

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

10/18/1983

RPI 678

Exigência - art. 36 da LPI

#6.1

03/08/1983

RPI 646

6.2

10/06/1981

RPI 572

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