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Official data from INPI

APERFEICOAMENTOS EM EQUIPAMENTO AEROSEPARADOR PARA MATERIAIS EM PO

ArquivadaInvention Patent

Application data

Number

PI8100140

Type

Invention Patent

Filing

01/12/1981

Publication

09/14/1982

Progress at the INPI

  1. Filing01/12/81
  2. Publication09/14/82
  3. Abandoned06/07/83
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/21/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MAQUINAS TIGRE SA [BR]

Inventors

S. G. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

05/21/1985

RPI 761

Exigência - art. 36 da LPI

#6.1

09/25/1984

RPI 727

Solicitação de exame técnico

#4.1

06/07/1983

RPI 659

Publicação do pedido de patente

#3.1

09/14/1982

RPI 621

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