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Official data from INPI

IMPRESSORA DE MATRIZ DE FITA DE PONTOS COM MARTELOS MULTIPLEXADOS

ConcedidaInvention Patent

Application data

Number

PI8206923

Type

Invention Patent

Filing

12/21/1981

Publication

10/04/1983

Progress at the INPI

  1. Filing12/21/81
  2. Publication10/04/83
  3. Examination11/05/85
  4. Allowance12/29/87
  5. Grant07/26/88
  6. Terminated04/11/95

The patent was granted on 07/26/1988 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: 07/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

IBM [US]

See this company's full portfolio

Inventors

T. D. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/26/1988

RPI 927

Notificação para pagamento de retribuição

#13.1

05/10/1988

RPI 916

Deferimento

#9.1

12/29/1987

RPI 897

Exigência - art. 36 da LPI

#6.1

06/30/1987

RPI 871

Exigência - art. 36 da LPI

#6.1

11/18/1986

RPI 839

Solicitação de exame técnico

#4.1

11/05/1985

RPI 785

Publicação do pedido de patente

#3.1

10/04/1983

RPI 676

Pedido de patente depositado

#2.1

01/25/1983

RPI 640

Anuidade - prazo legal encerrado

#18.2

04/11/1995

RPI 1271

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