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Official data from INPI

TELEVISOR EM CORES E UNIDADE DE BOBINA DEFLETORA PARA TELEVISORES EM CORES

ConcedidaInvention Patent

Application data

Number

PI7904886

Type

Invention Patent

Filing

07/31/1978

Publication

-

Progress at the INPI

  1. Filing07/31/78
  2. Publication
  3. Examination04/13/82
  4. Allowance04/19/83
  5. Grant10/25/83
  6. Expired06/21/94

The letters patent expired on 06/21/1994: 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: 10/25/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PHILIPS NV

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Inventors

G. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/25/1983

RPI 679

Notificação para pagamento de retribuição

#13.1

09/06/1983

RPI 672

Deferimento

#9.1

04/19/1983

RPI 652

Exigência - art. 36 da LPI

#6.1

10/13/1982

RPI 625

Solicitação de exame técnico

#4.1

04/13/1982

RPI 599

Carta-patente expirada

#21.1

06/21/1994

RPI 1229

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