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Official data from INPI

PROCESSO PARA APLICAR UMA SOLUÇÃO A UM MATERIAL DE MALHA POLIMÉRICA; REVESTIM ENTO HIDRÓFÍLICO E TRANSLÚCIDO DE DIÓXIDO DE TITÂNIO; E PROCESSO PARA APLICAR UM REVESTIMENTO HIDROFÍLICO À SUPERFÍCIE DE UM SUBSTRATO

Em AnáliseInvention Patent

Application data

Number

PI8803772

Type

Invention Patent

Filing

07/29/1988

Publication

02/21/1989

Progress at the INPI

  1. Filing07/29/88
  2. Publication02/21/89
  3. Examination10/10/89
  4. Allowance
  5. Grant
  6. In force

Published on 02/21/1989, 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: 10/10/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

O. C. (pessoa física)

US

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Inventors

D. C. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

080.267 · 07/31/1987

US

145.442 · 01/19/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/10/1989

RPI 990

Publicação do pedido de patente

#3.1

02/21/1989

RPI 957

Pedido de patente depositado

#2.1

01/03/1989

RPI 950

Retificação

#15.3

09/26/1995

RPI 1295

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