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Official data from INPI

UTILIZAÇÃO DE UM COPOLÍMERO DE ENXERTO, PROCESSO PARA A PRODUÇÃO DO DITO COPOLÍMERO, MISTURA POLIMÉRICA E ESTRUTURA LAMINAR

PublicadaInvention Patent

Application data

Number

PI8601685

Type

Invention Patent

Filing

04/15/1986

Publication

11/03/1987

Progress at the INPI

  1. Filing04/15/86
  2. Publication11/03/87
  3. Abandoned07/24/90
  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: 11/03/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. I. (pessoa física)

US

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Inventors

D. K. (pessoa física)

US

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

11/03/1987

RPI 889

Pedido de patente depositado

#2.1

10/29/1986

RPI 836

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C08F 255/02; C09J 3/14; C08L 51/06.

03/20/2018

RPI 2463

Arquivamento - Art. 36 §1° da LPI

#11.2

06/08/1993

RPI 1175

Exigência - art. 36 da LPI

#6.1

06/02/1992

RPI 1122

Solicitação de exame técnico

#4.1

07/24/1990

RPI 1025

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