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Official data from INPI

MÁSCARA DE SOMBRA E CONJUNTO DE MÁSCARA DE SOMBRA PARA APLICAÇÃO EM UM TUBO DE RAIOS CATÓDICOS A CORES, MÁSCARA DE SOMBRA PELICULAR, E PROCESSOS PARA FABRICAR UM TUBO DE RAIOS CATÓDICOS A CORES E UMA MÁSCARA DE SOMBRA PELICULAR PARA APLICAÇÃO EM UM TUBO DE RAIOS CATÓDICOS A CORES

ArquivadaInvention PatentPCT · US1989001204

Application data

Number

PI8907340

Type

Invention Patent

Filing

03/23/1989

Publication

03/19/1991

PCT

US1989001204

Progress at the INPI

  1. Filing03/23/89
  2. Publication03/19/91
  3. Abandoned11/19/91
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 06/06/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Z. C. (pessoa física)

US

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Inventors

H. T. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

178,660 · 03/29/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

06/06/1995

RPI 1279

Exigência - art. 36 da LPI

#6.1

08/30/1994

RPI 1239

Solicitação de exame técnico

#4.1

11/19/1991

RPI 1094

Notificação de entrada na fase nacional - PCT

#1.3

03/19/1991

RPI 1059

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