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Official data from INPI

PROCESSO PARA PRODUZIR UMA PARTÍCULA DE POLÍMERO, PROCESSO PARA PREPARAR UMA COMPOSIÇÃO AQUOSA E PARA ESPESSAR UMA COMPOSIÇÃO CONTENDO ÁGUA

ArquivadaInvention Patent
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Application data

Number

PI9002257

Type

Invention Patent

Filing

05/14/1990

Publication

07/30/1991
View on INPI

Progress at the INPI

  1. Filing05/14/90
  2. Publication07/30/91
  3. Abandoned08/03/93
  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.

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Latest action published by the INPI: 10/15/1996. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Rohm And Haas Company

US

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Inventors

D. L. (pessoa física)

US

E. J. (pessoa física)

US

E. E. (pessoa física)

US

S. G. (pessoa física)

US

Technical data

IPC Classification

C08F 2/26C08L 23/04

Priority claims

US

352,226 · 05/15/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

10/15/1996

RPI 1350

Exigência - art. 36 da LPI

#6.1

01/30/1996

RPI 1313

Exigência - art. 36 da LPI

#6.1

01/23/1996

RPI 1312

Solicitação de exame técnico

#4.1

08/03/1993

RPI 1183

Publicação do pedido de patente

#3.1

07/30/1991

RPI 1078

Pedido de patente depositado

#2.1

09/25/1990

RPI 1034

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