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Official data from INPI

PROCESSO PARA PREPARAR POLIOLEFINAS ALTAMENTE ESTEREO-REGULARES

Em AnáliseInvention Patent

Application data

Number

PI7505050

Type

Invention Patent

Filing

08/10/1974

Publication

-

Progress at the INPI

  1. Filing08/10/74
  2. Publication
  3. Examination
  4. Allowance
  5. Grant07/27/82
  6. In force08/10/94

The patent was granted on 07/27/1982 and is in force until 08/10/1994. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:08/10/1994

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Latest action published by the INPI: 10/27/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. I. (pessoa física)

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Inventors

K. N. (pessoa física)

M. S. (pessoa física)

T. A. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

18.3

10/27/1987

RPI 888

18.1

06/09/1987

RPI 868

Cessão de direito de exploração

#22.1

07/02/1985

RPI 767

Concessão da patente

#16.1

07/27/1982

RPI 614

Notificação para pagamento de retribuição

#13.1

02/02/1982

RPI 589

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