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Official data from INPI

Processo de estabilização de soluções de poliisocianatos e soluções de poliisocianatos.

Em AnáliseInvention Patent
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Application data

Number

PI8601950

Type

Invention Patent

Filing

04/30/1986

Publication

01/06/1987
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Progress at the INPI

  1. Filing04/30/86
  2. Publication01/06/87
  3. Abandoned12/06/88
  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.

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Latest action published by the INPI: 12/06/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

R. C. (pessoa física)

FR

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Inventors

J. R. (pessoa física)

FR

Technical data

IPC Classification

C09B 1/503

Priority claims

FR

85 07817 · 05/21/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

12/06/1988

RPI 946

Publicação do pedido de patente

#3.1

01/06/1987

RPI 846

Pedido de patente depositado

#2.1

11/11/1986

RPI 838

Arquivamento - Art. 36 §1° da LPI

#11.2

12/17/1991

RPI 1098

Exigência - art. 36 da LPI

#6.1

06/18/1991

RPI 1072

6.2

01/02/1990

RPI 1000

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