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Official data from INPI

PROCESSO PARA RECUPERAR ÓLEO USADO DE MOTOR.

ArquivadaInvention Patent

Application data

Number

PI8108414

Type

Invention Patent

Filing

12/28/1981

Publication

10/13/1982

Progress at the INPI

  1. Filing12/28/81
  2. Publication10/13/82
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 12/28/1981 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 10/08/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Phillips Petroleum Company

US

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Inventors

C. M. (pessoa física)

J. L. (pessoa física)

P. H. (pessoa física)

Technical data

IPC Classification

Priority claims

US

221.879 · 12/31/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

10/08/1985

RPI 781

Publicação do pedido de patente

#3.1

10/13/1982

RPI 625

Pedido de patente depositado

#2.1

02/24/1982

RPI 592

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