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Official data from INPI

PRE-POLIMEROS DE POLIURETANA RETICULAVEIS CONTENDO GRUPOS ALCOXISSILILA TERMINAIS,PROCESSO PARA SUA PREPARACAO E SEU EMPREGO PARA A PREPARACAO DE MASSAS ELASTOMERAS

ArquivadaInvention Patent
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Application data

Number

PI7805291

Type

Invention Patent

Filing

08/30/1977

Publication

-
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Progress at the INPI

  1. Filing08/30/77
  2. Publication
  3. Abandoned
  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: 11/22/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SIKA AG

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

11/22/1983

RPI 683

Exigência - art. 36 da LPI

#6.1

03/01/1983

RPI 645

6.2

10/20/1981

RPI 574

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