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Official data from INPI

SISTEMA DE CANHÃO ELETRÔNICO PARA UM TUBO DE RAIOS CATÓDICOS A CORES

PublicadaInvention Patent

Application data

Number

PI8700850

Type

Invention Patent

Filing

02/23/1987

Publication

12/29/1987

Progress at the INPI

  1. Filing02/23/87
  2. Publication12/29/87
  3. Examination08/21/90
  4. Allowance06/30/92
  5. Grant03/30/93
  6. Terminated10/17/95

The patent was granted on 03/30/1993 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: 12/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Z. C. (pessoa física)

US

See this company's full portfolio

Inventors

A. J. (pessoa física)

US

J. C. (pessoa física)

US

K. G. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

832.568 · 02/21/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

12/29/1987

RPI 897

Pedido de patente depositado

#2.1

06/16/1987

RPI 869

Anuidade - prazo legal encerrado

#18.2

10/17/1995

RPI 1298

Concessão da patente

#16.1

03/30/1993

RPI 1165

Notificação para pagamento de retribuição

#13.1

11/17/1992

RPI 1146

Deferimento

#9.1

06/30/1992

RPI 1126

Exigência - art. 36 da LPI

#6.1

10/15/1991

RPI 1089

Solicitação de exame técnico

#4.1

08/21/1990

RPI 1029

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