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Official data from INPI

ELEMENTO FOTOPOLIMERIZÁVEL ESTÁVEL EM ARMAZENAMENTO ENROLADO EM UM ROLO; E PROCESSO PARA A APLICAÇÃO DESSE ELEMENTO A UM SUBSTRATO

PublicadaInvention Patent

Application data

Number

PI8800070

Type

Invention Patent

Filing

01/11/1988

Publication

08/09/1988

Progress at the INPI

  1. Filing01/11/88
  2. Publication08/09/88
  3. Examination07/31/90
  4. Allowance
  5. Grant
  6. In force

Published on 08/09/1988, 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: 08/09/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DU PONT [US]

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Inventors

D. K. (pessoa física)

US

T. F. (pessoa física)

US

W. N. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

006.420 · 01/12/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

08/09/1988

RPI 929

Pedido de patente depositado

#2.1

05/03/1988

RPI 915

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: G03C 1/68; G03C 1/40; B01J 13/02; B32B 27/42.

03/27/2018

RPI 2464

Retificação

#15.3

09/27/1994

RPI 1243

Solicitação de exame técnico

#4.1

07/31/1990

RPI 1026

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