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Official data from INPI

PROCESSO PARA PRODUÇÃO DE UMA COMPOSIÇÃO DE REVESTIMENTO À BASE DE CLORETO DE VINILA, TENDO ADESÃO A SUBSTRATOS APERFEIÇOADA.

Em AnáliseInvention Patent

Application data

Number

PI7906312

Type

Invention Patent

Filing

10/01/1979

Publication

-

Progress at the INPI

Technical opinion to answer
  1. Filing10/01/79
  2. Publication
  3. Examination12/29/81
  4. Allowance
  5. Grant
  6. In force

The INPI issued a technical opinion on patentability. The applicant must respond for examination to continue.

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Latest action published by the INPI: 10/06/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. C. (pessoa física)

US

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Inventors

No inventors listed.

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

10/06/1987

RPI 885

Conhecimento de parecer técnico

#7.1

04/26/1983

RPI 653

6.2

06/22/1982

RPI 609

Solicitação de exame técnico

#4.1

12/29/1981

RPI 584

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C09D 3/74; C09D 127/06; C09D 175/00.

03/27/2018

RPI 2464

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