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Official data from INPI

APARELHO E PROCESSO PARA CLARIFICAR ÁGUA

ConcedidaInvention Patent

Application data

Number

PI8205385

Type

Invention Patent

Filing

09/14/1982

Publication

08/23/1983

Progress at the INPI

  1. Filing09/14/82
  2. Publication08/23/83
  3. Examination10/29/85
  4. Allowance07/14/87
  5. Grant01/26/88
  6. Terminated04/02/96

The patent was granted on 01/26/1988 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 01/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Lenox Institute For Research, Inc sem fins lucrativos

US

Inventors

M. K. (pessoa física)

US

Technical data

Priority claims

US

302.566 · 09/15/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

01/26/1988

RPI 901

Notificação para pagamento de retribuição

#13.1

11/10/1987

RPI 890

Deferimento

#9.1

07/14/1987

RPI 873

Exigência - art. 36 da LPI

#6.1

12/09/1986

RPI 842

Solicitação de exame técnico

#4.1

10/29/1985

RPI 784

Publicação do pedido de patente

#3.1

08/23/1983

RPI 670

Pedido de patente depositado

#2.1

10/26/1982

RPI 627

Anuidade - prazo legal encerrado

#18.2

04/02/1996

RPI 1322

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