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Official data from INPI

PROCESSO PARA DIMINUIR A VISCOSIDADE DE SOLUCOES DE REVESTIMENTO PARA A PRODUCAO DE MATERIAIS DE REPRODUCAO SENSIVEIS A LUZ

Em AnáliseInvention Patent

Application data

Number

PI8601426

Type

Invention Patent

Filing

04/24/1985

Publication

12/09/1986

Progress at the INPI

  1. Filing04/24/85
  2. Publication12/09/86
  3. Abandoned12/27/88
  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: 12/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DU PONT [US]

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Inventors

D. D. (pessoa física)

H. K. (pessoa física)

S. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

12/27/1988

RPI 949

Publicação do pedido de patente

#3.1

12/09/1986

RPI 842

Pedido de patente depositado

#2.1

10/21/1986

RPI 835

Arquivamento - Art. 36 §1° da LPI

#11.2

06/11/1991

RPI 1071

Exigência - art. 36 da LPI

#6.1

10/02/1990

RPI 1035

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