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Official data from INPI

PROCESSO PARA A INIBIÇÃO DE ÓLEO LUBRIFICANTE HIDROCRAQUEADO DE DETERIORAÇÃO CAUSADA PELA LUZ SOLAR; E COMPOSIÇÃO DE MATÉRIA.

ArquivadaInvention Patent

Application data

Number

PI8102949

Type

Invention Patent

Filing

05/13/1981

Publication

02/02/1982

Progress at the INPI

  1. Filing05/13/81
  2. Publication02/02/82
  3. Abandoned01/31/84
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 09/20/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Atlantic Richfield Company

US

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Inventors

H. D. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Priority claims

US

150.012 · 05/15/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

09/20/1988

RPI 935

Exigência - art. 36 da LPI

#6.1

03/01/1988

RPI 906

Solicitação de exame técnico

#4.1

01/31/1984

RPI 693

Publicação do pedido de patente

#3.1

02/02/1982

RPI 589

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