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Official data from INPI

POLIAMINO ALQUENIL OU ALQUIL SUCCINIMIDA, COMPOSTO, COMPOSIÇÃO E CONCENTRADO DE ÓLEO LUBRIFICANTE E COMPOSIÇÃO E CONCENTRADO DE COMBUSTÍVEL.

Em AnáliseInvention Patent

Application data

Number

PI8601619

Type

Invention Patent

Filing

04/10/1986

Publication

12/16/1986

Progress at the INPI

  1. Filing04/10/86
  2. Publication12/16/86
  3. Abandoned02/08/89
  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: 02/08/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Chevron Research Company

US

See this company's full portfolio

Inventors

R. W. (pessoa física)

US

T. B. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

722.910 · 04/12/1985

US

819.643 · 01/16/1986

US

819.770 · 01/16/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

02/08/1989

RPI 955

Publicação do pedido de patente

#3.1

12/16/1986

RPI 843

Pedido de patente depositado

#2.1

10/29/1986

RPI 836

Arquivamento - Art. 36 §1° da LPI

#11.2

07/20/1993

RPI 1181

Exigência - art. 36 da LPI

#6.1

02/16/1993

RPI 1159

Exigência - art. 36 da LPI

#6.1

06/09/1992

RPI 1123

Exigência - art. 36 da LPI

#6.1

09/17/1991

RPI 1085

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