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Official data from INPI

PROCESSO PARA A PREPARACAO DE DERIVADOS DE PIPERIDINA

Em AnáliseInvention Patent
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Application data

Number

PI7602452

Type

Invention Patent

Filing

04/22/1975

Publication

-
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Progress at the INPI

  1. Filing04/22/75
  2. Publication
  3. Examination
  4. Refused11/10/81
  5. Grant
  6. In force

The application was refused on 11/10/1981 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

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Latest action published by the INPI: 11/10/1981. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

FERROSAN AB

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

11/10/1981

RPI 577

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