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Official data from INPI

CABOS DE ATENUAÇÃO DE FREQUÊNCIA ELEVADA E CHICOTE DE CABOS

Em AnáliseInvention Patent

Application data

Number

PI8600492

Type

Invention Patent

Filing

02/05/1986

Publication

10/21/1986

Progress at the INPI

  1. Filing02/05/86
  2. Publication10/21/86
  3. Examination11/22/88
  4. Allowance03/05/91
  5. Grant09/24/91
  6. Terminated09/26/95

The patent was granted on 09/24/1991 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: 11/22/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

R. C. (pessoa física)

US

See this company's full portfolio

Inventors

H. L. (pessoa física)

US

R. L. (pessoa física)

Technical data

IPC Classification

Priority claims

US

698.642 · 02/06/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/22/1988

RPI 944

Publicação do pedido de patente

#3.1

10/21/1986

RPI 835

Pedido de patente depositado

#2.1

07/29/1986

RPI 823

Anuidade - prazo legal encerrado

#18.2

09/26/1995

RPI 1295

Concessão da patente

#16.1

09/24/1991

RPI 1086

Notificação para pagamento de retribuição

#13.1

06/18/1991

RPI 1072

Deferimento

#9.1

03/05/1991

RPI 1057

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