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Official data from INPI

MECANISMO DE PRENSAGEM PARA REMOVER A ÁGUA DE UMA FAIXA DE MATERIAL FIBROSO EM MOVIMENTO.

IndeferidaInvention Patent

Application data

Number

PI8305474

Type

Invention Patent

Filing

09/29/1983

Publication

05/15/1984

Progress at the INPI

Under appeal
  1. Filing09/29/83
  2. Publication05/15/84
  3. Examination09/11/84
  4. Refused08/01/89
  5. Grant
  6. In force

The application was refused by the INPI on 08/01/1989. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 08/01/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. C. (pessoa física)

US

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Inventors

J. J. (pessoa física)

Technical data

IPC Classification

Priority claims

US

428.564 · 09/30/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

08/01/1989

RPI 980

Conhecimento de parecer técnico

#7.1

12/30/1986

RPI 845

Exigência - art. 36 da LPI

#6.1

09/03/1985

RPI 776

Solicitação de exame técnico

#4.1

09/11/1984

RPI 725

Publicação do pedido de patente

#3.1

05/15/1984

RPI 708

Pedido de patente depositado

#2.1

12/13/1983

RPI 686

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