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Official data from INPI

COMPOSIÇÕES DE POLIISOCIANATO CONTENDO POLÍMEROS OU COMPOSTOS RÍGIDOS E POLIURETANAS PREPARADAS A PARTIR DAS MESMAS

ArquivadaInvention PatentPCT · US1988002290

Application data

Number

PI8807618

Type

Invention Patent

Filing

07/07/1988

Publication

06/12/1990

PCT

US1988002290

Progress at the INPI

  1. Filing07/07/88
  2. Publication06/12/90
  3. Abandoned04/02/91
  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: 07/25/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Dow Chemical Company

US

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Inventors

C. T. (pessoa física)

US

E. I. (pessoa física)

US

R. P. (pessoa física)

US

Technical data

Priority claims

US

073.045 · 07/14/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

07/25/1995

RPI 1286

Exigência - art. 36 da LPI

#6.1

08/23/1994

RPI 1238

Solicitação de exame técnico

#4.1

04/02/1991

RPI 1061

Notificação de entrada na fase nacional - PCT

#1.3

06/12/1990

RPI 1022

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