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Official data from INPI

CONJUNTO DE ELETRODO SELETOR DE COR, E, PROCESSO DE FABRICAR UM TUBO DE RAIOS CATÓDICOS A CORES.

Em AnáliseInvention Patent

Application data

Number

PI8404926

Type

Invention Patent

Filing

09/28/1984

Publication

08/20/1985

Progress at the INPI

  1. Filing09/28/84
  2. Publication08/20/85
  3. Examination09/29/87
  4. Allowance09/04/90
  5. Grant02/13/91
  6. Terminated05/14/96

The patent was granted on 02/13/1991 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: 07/04/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Z. C. (pessoa física)

US

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Inventors

K. P. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

538.003 · 09/30/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Conhecimento de parecer técnico

#7.1

07/04/1989

RPI 976

Solicitação de exame técnico

#4.1

09/29/1987

RPI 884

Publicação do pedido de patente

#3.1

08/20/1985

RPI 774

Pedido de patente depositado

#2.1

12/11/1984

RPI 738

Anuidade - prazo legal encerrado

#18.2

05/14/1996

RPI 1328

Concessão da patente

#16.1

02/13/1991

RPI 1054

Deferimento

#9.1

09/04/1990

RPI 1031

Exigência - art. 36 da LPI

#6.1

01/16/1990

RPI 1002

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