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Official data from INPI

POLÍMEROS/POLIÓIS POSSUINDO À RESISTENCIA À COMBUSTÃO E VISCOSIDADE INTRÍNSECA MELHORADAS, PROCESSOS PARA SUA PREPARAÇÃO E POLIURETANOS PREPARADOS A PARTIR DESSES.

Em AnáliseInvention Patent

Application data

Number

PI8600552

Type

Invention Patent

Filing

02/07/1986

Publication

10/21/1986

Progress at the INPI

  1. Filing02/07/86
  2. Publication10/21/86
  3. Abandoned12/13/88
  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.

Talk to a specialist

Latest action published by the INPI: 12/13/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

U. C. (pessoa física)

US

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Inventors

D. S. (pessoa física)

US

F. C. (pessoa física)

US

R. M. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

699.970 · 02/08/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

12/13/1988

RPI 947

Publicação do pedido de patente

#3.1

10/21/1986

RPI 835

Pedido de patente depositado

#2.1

07/29/1986

RPI 823

Republicação - classificação IPC

#15.11

11/12/1991

RPI 1093

Arquivamento - Art. 36 §1° da LPI

#11.2

07/23/1991

RPI 1077

Exigência - art. 36 da LPI

#6.1

01/02/1991

RPI 1048

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