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Official data from INPI

Filme de multicamada, laminado e termicamente contrátil; copoliamidas obtidas por copolimerização aleatória de monômeros precursores; artigos de manufatura para embalagem de produtos alimentícios; embalagem.

Em AnáliseInvention Patent

Application data

Number

PI8304964

Type

Invention Patent

Filing

09/14/1983

Publication

11/06/1984

Progress at the INPI

  1. Filing09/14/83
  2. Publication11/06/84
  3. Examination09/02/86
  4. Allowance
  5. Grant
  6. In force

Published on 11/06/1984, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 09/12/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W.R. Grace & Co.

US

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Inventors

E. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Priority claims

IT

24051 A/82 · 11/03/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

101

09/12/1989

RPI 986

Recurso

#12.1

02/21/1989

RPI 957

Deferimento

#9.1

11/01/1988

RPI 941

Exigência - art. 36 da LPI

#6.1

05/10/1988

RPI 916

Solicitação de exame técnico

#4.1

09/02/1986

RPI 828

Publicação do pedido de patente

#3.1

11/06/1984

RPI 733

Pedido de patente depositado

#2.1

11/08/1983

RPI 681

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