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

CANHÃO DE ELÉTRONS DE FEIXES MÚLTIPLOS PARA UM TUBO DE RAIOS CATÓDICOS

Em AnáliseInvention Patent

Application data

Number

PI8602185

Type

Invention Patent

Filing

05/14/1986

Publication

01/13/1987

Progress at the INPI

  1. Filing05/14/86
  2. Publication01/13/87
  3. Examination01/10/89
  4. Allowance02/18/92
  5. Grant10/27/92
  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: 01/10/1989. 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. M. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

735.261 · 05/17/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

01/10/1989

RPI 951

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 14/05/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

10/27/1992

RPI 1143

Notificação para pagamento de retribuição

#13.1

07/07/1992

RPI 1127

Deferimento

#9.1

02/18/1992

RPI 1107

Exigência - art. 36 da LPI

#6.1

09/03/1991

RPI 1083

14.1

06/19/1990

RPI 1023

Patent monitoring

Track this patent in real time.

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