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Official data from INPI

COMPOSIÇÃO DE POLÍMERO DE PROPILENO FORMADORA DE PELÍCULA ORIENTADA BIAXIALMENTE

Em AnáliseInvention Patent

Application data

Number

PI8602927

Type

Invention Patent

Filing

06/25/1986

Publication

02/17/1987

Progress at the INPI

  1. Filing06/25/86
  2. Publication
  3. Examination
  4. Allowance
  5. Grant
  6. In force

The application was filed at the INPI on 06/25/1986. It awaits formal examination and publication in the RPI gazette.

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Latest action published by the INPI: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. I. (pessoa física)

US

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Inventors

D. B. (pessoa física)

US

S. C. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

749.031 · 06/26/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de certificado de adição de invenção

#5.1

10/03/1989

RPI 989

Solicitação de exame técnico

#4.1

05/23/1989

RPI 970

Publicação do pedido de patente

#3.1

02/17/1987

RPI 852

Pedido de patente depositado

#2.1

12/23/1986

RPI 844

Retificação

#15.3

05/28/1991

RPI 1069

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