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Official data from INPI

PROCESSO PARA PREPARAR UM OLEO LUBRIFICANTE DE HIDROCARBONETO MINERAL

Em AnáliseInvention Patent

Application data

Number

PI7703085

Type

Invention Patent

Filing

05/17/1976

Publication

-

Progress at the INPI

  1. Filing05/17/76
  2. Publication
  3. Examination
  4. Refused09/06/83
  5. Grant
  6. In force

The application was refused on 09/06/1983 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/06/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ATLANTIC RICHFIELD CO

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Inventors

No inventors listed.

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

09/06/1983

RPI 672

Petição de recurso

#12.2

06/01/1982

RPI 606

Indeferimento

#9.2

01/26/1982

RPI 588

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