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

COMPOSIÇÃO DE ÓLEO LUBRIFICANTE, FLUIDO DE TRANSMISSÃO DE FORÇA, CONCENTRADO DE ADITIVO, PROCESSO PARA MELHORAR A MODIFICAÇÃO DE ATRITO DE UM ÓLEO LUBRIFICANTE, COMPOSIÇÃO DE SAL DE AMINA E SAL

Em AnáliseInvention PatentPCT · US1989004795

Application data

Number

PI8907130

Type

Invention Patent

Filing

10/24/1989

Publication

02/13/1991

PCT

US1989004795

Progress at the INPI

  1. Filing10/24/89
  2. Publication02/13/91
  3. Examination03/10/92
  4. Allowance
  5. Grant
  6. In force

Published on 02/13/1991, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

Leave your contact and we will alert you

We track INPI publications and let you know as soon as this case moves.

We use your details only for this alert.

Latest action published by the INPI: 11/21/1995. 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

A. G. (pessoa física)

J. R. (pessoa física)

US

J. C. (pessoa física)

R. W. (pessoa física)

US

R. B. (pessoa física)

US

R. L. (pessoa física)

US

Y. Y. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

11/21/1995

RPI 1303

Solicitação de exame técnico

#4.1

03/10/1992

RPI 1110

Notificação de entrada na fase nacional - PCT

#1.3

02/13/1991

RPI 1054

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.