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Official data from INPI

MÉTODO DE MODULAÇÃO DE FAIXA LATERAL ÚNICA, MODULADOR DE FAIXA LATERAL ÚNICA E RADIOTRANSMISSOR

Em AnáliseInvention Patent

Application data

Number

PI8600415

Type

Invention Patent

Filing

02/03/1986

Publication

10/14/1986

Progress at the INPI

  1. Filing02/03/86
  2. Publication10/14/86
  3. Examination02/24/87
  4. Allowance01/08/91
  5. Grant08/27/91
  6. Terminated09/26/95

The patent was granted on 08/27/1991 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: 03/10/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BBC Brown, Boveri & Company, Limited

See this company's full portfolio

Inventors

D. G. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

CH

671/85-0 · 02/14/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Republicação - classificação IPC

#15.11

03/10/1987

RPI 855

Solicitação de exame técnico

#4.1

02/24/1987

RPI 853

Publicação do pedido de patente

#3.1

10/14/1986

RPI 834

Pedido de patente depositado

#2.1

07/22/1986

RPI 822

Anuidade - prazo legal encerrado

#18.2

09/26/1995

RPI 1295

Concessão da patente

#16.1

08/27/1991

RPI 1082

Notificação para pagamento de retribuição

#13.1

04/23/1991

RPI 1064

Deferimento

#9.1

01/08/1991

RPI 1049

Exigência - art. 36 da LPI

#6.1

08/14/1990

RPI 1028

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