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Official data from INPI

LÍQUIDO ANTITÉRMICO E ANTICONGELANTE ETISOL, E FÓRMULA DE COMPOSIÇÃO.

Em AnáliseInvention Patent
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Application data

Number

PI8000463

Type

Invention Patent

Filing

01/23/1980

Publication

-
View on INPI

Progress at the INPI

Technical opinion to answer
  1. Filing01/23/80
  2. Publication
  3. Examination11/17/81
  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: 05/31/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Emolibel Lubrificantes Limitada.

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

05/31/1988

RPI 919

Conhecimento de parecer técnico

#7.1

04/12/1983

RPI 651

Solicitação de exame técnico

#4.1

11/17/1981

RPI 578

Solicitação de exame não realizada

#4.2

11/17/1981

RPI 578

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