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Official data from INPI

processo para produção de espuma de poliuretano e respectiva aparelhagem para realização desse processo.

Em AnáliseInvention Patent
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Application data

Number

PI8601637

Type

Invention Patent

Filing

04/04/1986

Publication

09/02/1986
View on INPI

Progress at the INPI

  1. Filing04/04/86
  2. Publication09/02/86
  3. Examination12/09/86
  4. Allowance
  5. Grant
  6. In force

Published on 09/02/1986, 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: 05/03/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Americanflex Industria de Colchões e Espumas Ltda.

Inventors

R. A. (pessoa física)

BR

Technical data

IPC Classification

B29C 39/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

14.4

05/03/1988

RPI 915

14.7

05/03/1988

RPI 915

14.4

04/26/1988

RPI 914

14.7

04/26/1988

RPI 914

Solicitação de exame técnico

#4.1

12/09/1986

RPI 842

Pedido de patente depositado

#2.1

09/02/1986

RPI 828

Publicação antecipada

#3.2

09/02/1986

RPI 828

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: B29C 39/00; C08G 18/14.

03/27/2018

RPI 2464

15.4

08/28/1990

RPI 1030

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