(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

PROCESSO PARA PRODUZIR UMA MISTURA DISPERSANTE UTILIZÁVEL COMO ADITIVO PARA UMA COMPOSIÇÃO OLEOGINOSA, CONCENTRADO DE UMA MISTURA DISPERSANTE,E, COMPOSIÇÃO DE ÓLEO LUBRIFICANTE

PublicadaInvention Patent

Application data

Number

PI8804671

Type

Invention Patent

Filing

09/09/1988

Publication

04/18/1989

Progress at the INPI

  1. Filing09/09/88
  2. Publication04/18/89
  3. Examination06/25/91
  4. Allowance06/02/98
  5. Abandoned
  6. In force

The application was allowed on 06/02/1998 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: 04/18/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Exxon Chemical Patents, Inc

US

See this company's full portfolio

Inventors

J. E. (pessoa física)

US

M. W. (pessoa física)

US

R. L. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

095,056 · 09/09/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

04/18/1989

RPI 965

Pedido de patente depositado

#2.1

01/31/1989

RPI 954

Arquivamento - Art. 38 §2° da LPI

#11.4

Arquivamento - Artigo 38 § 2º da LPI

04/04/2000

RPI 1526

Deferimento

#9.1

deferido de acordo com a lei 9279 de 14/05/96

06/02/1998

RPI 1432

Exigência - art. 36 da LPI

#6.1

04/02/1996

RPI 1322

Solicitação de exame técnico

#4.1

06/25/1991

RPI 1073

Related

From the same holder

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.