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Official data from INPI

COMPOSIÇÕES DE MISTURAS POLIMÉRICAS ESTIRÊNICAS POSSUINDO ESTABILIDADE DE COR MELHORADA

ArquivadaInvention PatentPCT · US1991000673

Application data

Number

PI9104236

Type

Invention Patent

Filing

01/28/1991

Publication

08/04/1992

PCT

US1991000673

Progress at the INPI

  1. Filing01/28/91
  2. Publication08/04/92
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 01/28/1991 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: 09/27/1994. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Dow Chemical Company

US

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Inventors

A. B. (pessoa física)

BE

L. A. (pessoa física)

BE

M. G. (pessoa física)

NL

P. B. (pessoa física)

NL

Technical data

Priority claims

US

474.171 · 02/02/1990

US

474.415 · 02/02/1990

US

474.416 · 02/02/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

09/27/1994

RPI 1243

Notificação de entrada na fase nacional - PCT

#1.3

08/04/1992

RPI 1131

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