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Official data from INPI

PROCESSO E APARELHO PARA TRANSFERÊNCIA DE CONTROLE.

ConcedidaInvention Patent
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Application data

Number

PI8302283

Type

Invention Patent

Filing

05/03/1983

Publication

01/03/1984
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Progress at the INPI

  1. Filing05/03/83
  2. Publication01/03/84
  3. Examination12/03/85
  4. Allowance05/10/88
  5. Grant01/10/89
  6. Expired07/01/08

The letters patent expired on 07/01/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 01/10/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

G. C. (pessoa física)

US

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Inventors

K. S. (pessoa física)

Technical data

IPC Classification

H04Q 9/00

Priority claims

US

373.918 · 05/03/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

01/10/1989

RPI 951

Notificação para pagamento de retribuição

#13.1

09/06/1988

RPI 933

Deferimento

#9.1

05/10/1988

RPI 916

Exigência - art. 36 da LPI

#6.1

10/13/1987

RPI 886

Republicação - classificação IPC

#15.11

04/22/1987

RPI 861

Exigência - art. 36 da LPI

#6.1

11/25/1986

RPI 840

Solicitação de exame técnico

#4.1

12/03/1985

RPI 789

Publicação do pedido de patente

#3.1

01/03/1984

RPI 689

Pedido de patente depositado

#2.1

06/21/1983

RPI 661

Carta-patente expirada

#21.1

Patente extinta em 03/05/98

07/01/2008

RPI 1956

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