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Official data from INPI

PROCESSO PARA PREPARAR COMPONENTES CATALITICOS PARA POLIMERIZAR OLEFINAS,PARA DAR POLIMEROS ESFEROIDAIS

Em AnáliseInvention Patent

Application data

Number

PI7606192

Type

Invention Patent

Filing

09/18/1975

Publication

-

Progress at the INPI

  1. Filing09/18/75
  2. Publication
  3. Examination
  4. Allowance
  5. Grant02/24/82
  6. In force09/18/95

The patent was granted on 02/24/1982 and is in force until 09/18/1995. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:09/18/1995

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Latest action published by the INPI: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MONTEDISON SPA

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Inventors

F. N. (pessoa física)

F. G. (pessoa física)

G. P. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

114

05/24/1988

RPI 918

18.5

09/22/1987

RPI 883

18.3

06/16/1987

RPI 869

18.1

09/16/1986

RPI 830

Concessão da patente

#16.1

02/24/1982

RPI 592

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