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Official data from INPI

APARELHO DE TUBO ASPIRANTE PARA MISTURAR SUSPENSÃO DE LÍQUIDO/PARTÍCULAS E A SEPARAÇÃO DE PARTÍCULAS DE UMA DIMENSÃO SELECIONADA.

IndeferidaInvention Patent

Application data

Number

PI8108494

Type

Invention Patent

Filing

12/29/1981

Publication

10/19/1982

Progress at the INPI

Under appeal
  1. Filing12/29/81
  2. Publication10/19/82
  3. Examination03/13/84
  4. Refused02/04/86
  5. Grant
  6. In force

The application was refused by the INPI on 02/04/1986. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 02/04/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

G. C. (pessoa física)

US

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Inventors

K. M. (pessoa física)

S. N. (pessoa física)

W. J. (pessoa física)

Technical data

IPC Classification

Priority claims

US

221.238 · 12/30/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

02/04/1986

RPI 798

Conhecimento de parecer técnico

#7.1

11/06/1984

RPI 733

Solicitação de exame técnico

#4.1

03/13/1984

RPI 699

Publicação do pedido de patente

#3.1

10/19/1982

RPI 626

Pedido de patente depositado

#2.1

02/24/1982

RPI 592

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