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Official data from INPI

PROCESSO PARA A PREPARACAO DE UM CATALISADOR DE PRATA

Em AnáliseInvention Patent

Application data

Number

PI7704881

Type

Invention Patent

Filing

07/26/1976

Publication

-

Progress at the INPI

  1. Filing07/26/76
  2. Publication
  3. Examination
  4. Allowance09/08/82
  5. Grant03/29/83
  6. In force07/26/96

The patent was granted on 03/29/1983 and is in force until 07/26/1996. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:07/26/1996

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Latest action published by the INPI: 11/01/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HALCON INTERNATIONAL INC

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Inventors

W. C. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

18.3

11/01/1988

RPI 941

18.1

05/17/1988

RPI 917

Concessão da patente

#16.1

03/29/1983

RPI 649

Notificação para pagamento de retribuição

#13.1

01/11/1983

RPI 638

Deferimento

#9.1

09/08/1982

RPI 620

11.7

06/15/1982

RPI 608

Arquivamento - Art. 36 §1° da LPI

#11.2

03/16/1982

RPI 595

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