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Official data from INPI

TUBO DE RAIOS CATODICOS

ConcedidaInvention Patent

Application data

Number

PI7907264

Type

Invention Patent

Filing

06/11/1979

Publication

-

Progress at the INPI

  1. Filing06/11/79
  2. Publication
  3. Examination08/31/82
  4. Allowance04/05/83
  5. Grant10/25/83
  6. Terminated04/12/94

The patent was granted on 10/25/1983 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: 10/25/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

RCA CORP

See this company's full portfolio

Inventors

G. R. (pessoa física)

P. 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

08/30/1983

RPI 671

Deferimento

#9.1

04/05/1983

RPI 650

Solicitação de exame técnico

#4.1

08/31/1982

RPI 619

Anuidade - prazo legal encerrado

#18.2

04/12/1994

RPI 1219

Pedido de licença compulsória

#20.1

05/29/1990

RPI 1020

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