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Official data from INPI

COMPOSIÇÃO PARA ESTABILIZAÇÃO E PROTEÇÃO DE COLORAÇÃO DE COMBUSTÍVEIS DESTILADOS MÉDIOS E MÉTODO PARA INIBIR FORMAÇÃO DE COR COMBUSTÍVEL DESTILADO MÉDIO

ArquivadaInvention PatentPCT · US1989005411

Application data

Number

PI8907269

Type

Invention Patent

Filing

11/30/1989

Publication

03/12/1991

PCT

US1989005411

Progress at the INPI

  1. Filing11/30/89
  2. Publication03/12/91
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 11/30/1989 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 06/29/1993. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

T. C. (pessoa física)

US

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Inventors

P. N. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

287,818 · 12/21/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

06/29/1993

RPI 1178

Notificação de entrada na fase nacional - PCT

#1.3

03/12/1991

RPI 1058

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