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Official data from INPI

PROCESSO APERFEICOADO PARA OXIDACAO DE OLEFINAS

Em AnáliseInvention Patent

Application data

Number

PI7702370

Type

Invention Patent

Filing

04/23/1976

Publication

-

Progress at the INPI

  1. Filing04/23/76
  2. Publication
  3. Examination
  4. Allowance06/22/82
  5. Grant
  6. Terminated01/17/89

The patent was granted and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 01/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HALCON INTERNATIONAL INC

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Inventors

No inventors listed.

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

01/17/1989

RPI 952

Notificação para pagamento de retribuição

#13.1

10/05/1982

RPI 624

Deferimento

#9.1

06/22/1982

RPI 609

Conhecimento de parecer técnico

#7.1

11/10/1981

RPI 577

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