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Official data from INPI

COMPOSIÇÕES DE POLIOLEFINA QUE COMPREENDEM MONOÉSTERES DE GLICEROL DE ÁCIDOS GRAXOS DE C20-24 E ARTIGOS EM ESPUMA PREPARADOS A PARTIR DELAS

ArquivadaInvention PatentPCT · US1991000743

Application data

Number

PI9106085

Type

Invention Patent

Filing

02/04/1991

Publication

02/02/1993

PCT

US1991000743

Progress at the INPI

  1. Filing02/04/91
  2. Publication02/02/93
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 02/04/1991 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: 01/10/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Dow Chemical Company

US

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Inventors

C. P. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

484.745 · 02/26/1990

Abstract

As espumas de poliolefina preparadas com o uso de agentes de sopramento "leves" possuem propriedades aperfeiçoadas quando se emprega pequena quantidade de agente de controle de estabilidade que compreende um monoéster de glicerol de ácido graxo de C~ 20-24~.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

01/10/1995

RPI 1258

Notificação de entrada na fase nacional - PCT

#1.3

02/02/1993

RPI 1157

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