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Official data from INPI

COMPOSIÇÃO DE ÓLEO LUBRIFICANTE E COMPOSIÇÃO DE CONCENTRADO DE ÓLEO LUBRIFICANTE

ArquivadaInvention Patent

Application data

Number

PI9000915

Type

Invention Patent

Filing

02/23/1990

Publication

10/15/1991

Progress at the INPI

  1. Filing02/23/90
  2. Publication10/15/91
  3. Abandoned10/19/93
  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.

Talk to a specialist

Latest action published by the INPI: 03/27/2018. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Exxon Chemical Patents, Inc

US

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Inventors

A. R. (pessoa física)

US

Technical data

Priority claims

US

316,728 · 02/28/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era C10N 145/10.

03/27/2018

RPI 2464

Arquivamento - Art. 36 §1° da LPI

#11.2

04/06/1999

RPI 1474

Exigência - art. 36 da LPI

#6.1

06/23/1998

RPI 1435

Exigência - art. 36 da LPI

#6.1

02/12/1997

RPI 1367

Solicitação de exame técnico

#4.1

10/19/1993

RPI 1194

Publicação do pedido de patente

#3.1

10/15/1991

RPI 1089

Pedido de patente depositado

#2.1

06/19/1990

RPI 1023

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