(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

PROCESSO PARA TRANSMISSÃO DE LINHAS MÚLTIPLAS DE SINAL DE VIDEO E DISPOSITIVO PARA RECAPTURAR O SINAL DE RECUPERAÇÃO DE RELÓGIO E O SINAL DE RESTABELECIMENTO DE C.C.

Arquivada/ExtintaInvention PatentPCT · US1987001258

Application data

Number

PI8707331

Type

Invention Patent

Filing

05/29/1987

Publication

06/14/1988

PCT

US1987001258

Progress at the INPI

  1. Filing05/29/87
  2. Publication06/14/88
  3. Examination02/13/90
  4. Allowance12/24/91
  5. Grant11/24/92
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 06/14/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Scientific Atlanta, Inc

US

See this company's full portfolio

Inventors

C. R. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

870.036 · 06/03/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação de entrada na fase nacional - PCT

#1.3

06/14/1988

RPI 921

Carta-patente expirada

#21.1

Patente extinta em 29/05/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

11/24/1992

RPI 1147

Notificação para pagamento de retribuição

#13.1

05/19/1992

RPI 1120

Deferimento

#9.1

12/24/1991

RPI 1099

Solicitação de exame técnico

#4.1

02/13/1990

RPI 1006

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.