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Official data from INPI

APERFEICOAMENTO EM FITA CASSETE DE ENROLAMENTO CONTINUO

Em AnáliseInvention Patent

Application data

Number

PI8406918

Type

Invention Patent

Filing

05/26/1983

Publication

05/21/1985

Progress at the INPI

  1. Filing05/26/83
  2. Publication05/21/85
  3. Examination09/17/85
  4. Allowance
  5. Grant
  6. In force

Published on 05/21/1985, 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: 11/22/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SINCLAIR RES LTD [GB]

Inventors

S. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

11/22/1988

RPI 944

Solicitação de exame técnico

#4.1

09/17/1985

RPI 778

Notificação de entrada na fase nacional - PCT

#1.3

05/21/1985

RPI 761

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