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Official data from INPI

SISTEMA DE RADAR OPERANDO EM DUAS FAIXAS DE FREQUÊNCIA

Em AnáliseInvention Patent

Application data

Number

PI8602214

Type

Invention Patent

Filing

05/16/1986

Publication

01/13/1987

Progress at the INPI

  1. Filing05/16/86
  2. Publication01/13/87
  3. Examination01/31/89
  4. Allowance07/16/91
  5. Grant02/18/92
  6. Expired07/22/08

The letters patent expired on 07/22/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 01/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Hollandse Signaalapparaten B.V.

NL

See this company's full portfolio

Inventors

B. G. (pessoa física)

NL

Technical data

IPC Classification

Priority claims

NL

8501469 · 05/23/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

01/31/1989

RPI 954

Publicação do pedido de patente

#3.1

01/13/1987

RPI 847

Pedido de patente depositado

#2.1

11/11/1986

RPI 838

Carta-patente expirada

#21.1

Patente extinta em 16/05/2001

07/22/2008

RPI 1959

20.11

05/25/1993

RPI 1173

Pedido de licença compulsória

#20.1

04/13/1993

RPI 1167

20.4

04/06/1993

RPI 1166

Concessão da patente

#16.1

02/18/1992

RPI 1107

Notificação para pagamento de retribuição

#13.1

11/12/1991

RPI 1093

Deferimento

#9.1

07/16/1991

RPI 1076

Exigência - art. 36 da LPI

#6.1

11/20/1990

RPI 1042

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