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Official data from INPI

PROCESSO PARA FABRICAÇÃO DE UMA PELÍCULA TERMOPLÁSTICA CONDICIONADA FISICAMENTE COM TENSÕES RECUPERÁVEIS BIAXIALMENTE

Prazo de SigiloInvention Patent
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Application data

Number

PI8903597

Type

Invention Patent

Filing

07/20/1989

Publication

01/29/1991
View on INPI

Progress at the INPI

  1. Filing07/20/89
  2. Publication01/29/91
  3. Abandoned04/30/91
  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.

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Latest action published by the INPI: 11/07/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Plásticos Polyfilm S/A

SP, BR

Viskase Brasil Embalagens Ltda

SP, BR

Inventors

F. D. (pessoa física)

BR

Technical data

IPC Classification

C08J 5/18

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

11/07/1989

RPI 994

Arquivamento - Art. 36 §1° da LPI

#11.2

08/10/1999

RPI 1492

Exigência - art. 36 da LPI

#6.1

09/29/1998

RPI 1449

Exigência - art. 36 da LPI

#6.1

06/16/1998

RPI 1434

Transferência deferida

#25.1

01/13/1998

RPI 1412

Solicitação de exame técnico

#4.1

04/30/1991

RPI 1065

Publicação do pedido de patente

#3.1

01/29/1991

RPI 1052

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