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Official data from INPI

COMPOSIÇÃO DE GRAXA E PROCESSO PARA APERFEIÇOAR A CAPACIDADE DE CARREGAMENTO DE UMA GRAXA

PublicadaInvention Patent

Application data

Number

PI8803723

Type

Invention Patent

Filing

07/27/1988

Publication

02/14/1989

Progress at the INPI

  1. Filing07/27/88
  2. Publication02/14/89
  3. Examination02/26/91
  4. Allowance03/12/96
  5. Abandoned
  6. In force

The application was allowed on 03/12/1996 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 02/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Exxon Research And Engineering Company

US

See this company's full portfolio

Inventors

A. A. (pessoa física)

Technical data

Priority claims

US

080,454 · 07/31/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

02/14/1989

RPI 956

Pedido de patente depositado

#2.1

12/27/1988

RPI 949

Arquivamento - Art. 38 §2° da LPI

#11.4

01/27/1998

RPI 1414

Notificação para pagamento de retribuição

#13.1

10/01/1996

RPI 1348

Deferimento

#9.1

03/12/1996

RPI 1319

Exigência - art. 36 da LPI

#6.1

01/31/1995

RPI 1261

Solicitação de exame técnico

#4.1

02/26/1991

RPI 1056

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