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Official data from INPI

BOMBA PARA EXTRACAO DE CASCALHO

IndeferidaInvention Patent
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Application data

Number

PI8001355

Type

Invention Patent

Filing

03/05/1980

Publication

-
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Progress at the INPI

Under appeal
  1. Filing03/05/80
  2. Publication
  3. Examination09/13/83
  4. Refused04/02/85
  5. Grant
  6. In force

The application was refused by the INPI on 04/02/1985. The invention was never patented.

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Latest action published by the INPI: 04/02/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HEFPEL HIDRO EQUIPAMENTOS LTD

Inventors

D. O. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

04/02/1985

RPI 754

Conhecimento de parecer técnico

#7.1

08/14/1984

RPI 721

Pedido de certificado de adição de invenção

#5.1

01/31/1984

RPI 693

Solicitação de exame técnico

#4.1

09/13/1983

RPI 673

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