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Official data from INPI

COMPOSENTE CATALÍTICO SÓLICO, CATALISADORES E PROCESSO PARA A POLIMERIZAÇÃO DE ALFA-OLEFINAS, E POLÍMEROS OBTIDOS.

ConcedidaInvention Patent

Application data

Number

PI8105189

Type

Invention Patent

Filing

08/12/1981

Publication

04/27/1982

Progress at the INPI

  1. Filing08/12/81
  2. Publication04/27/82
  3. Examination04/17/84
  4. Allowance12/16/86
  5. Grant07/28/87
  6. In force08/12/01

The patent was granted on 07/28/1987 and is in force until 08/12/2001. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:08/12/2001

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Latest action published by the INPI: 07/28/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Montedison S.p.A.

IT

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Inventors

B. P. (pessoa física)

G. U. (pessoa física)

N. R. (pessoa física)

P. S. (pessoa física)

S. U. (pessoa física)

Technical data

Priority claims

IT

24141 A/80 · 08/13/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/28/1987

RPI 875

Notificação para pagamento de retribuição

#13.1

05/05/1987

RPI 863

Deferimento

#9.1

12/16/1986

RPI 843

Exigência - art. 36 da LPI

#6.1

01/07/1986

RPI 794

Exigência - art. 36 da LPI

#6.1

04/16/1985

RPI 756

Solicitação de exame técnico

#4.1

04/17/1984

RPI 704

Publicação do pedido de patente

#3.1

04/27/1982

RPI 601

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