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Official data from INPI

CONVERSOR DIGITAL PARA ANOLÓGICO PARA SISTEMA MCP.

Em AnáliseUtility Model

Application data

Number

MU6000572

Type

Utility Model

Filing

05/16/1980

Publication

01/19/1982

Progress at the INPI

  1. Filing05/16/80
  2. Publication01/19/82
  3. Examination04/20/82
  4. Allowance05/08/84
  5. Grant11/27/84
  6. In force05/16/95

The patent was granted on 11/27/1984 and is in force until 05/16/1995. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:05/16/1995

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Latest action published by the INPI: 06/20/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Telecomunicações Brasileiras S/A-Telebrás

SP, BR

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Inventors

B. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

114

06/20/1989

RPI 974

Anuidade - prazo legal encerrado

#18.2

08/25/1987

RPI 879

Concessão da patente

#16.1

11/27/1984

RPI 736

Notificação para pagamento de retribuição

#13.1

09/04/1984

RPI 724

Deferimento

#9.1

05/08/1984

RPI 707

Exigência - art. 36 da LPI

#6.1

10/25/1983

RPI 679

Solicitação de exame técnico

#4.1

04/20/1982

RPI 600

Publicação do pedido de patente

#3.1

01/19/1982

RPI 587

Republicação - classificação IPC

#15.11

12/22/2009

RPI 2033

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