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Official data from INPI

PROTETOR PARA DISKETTES E DISCOS MUSICAIS

Em AnáliseUtility Model

Application data

Number

MU5900702

Type

Utility Model

Filing

05/24/1979

Publication

-

Progress at the INPI

  1. Filing05/24/79
  2. Publication
  3. Examination
  4. Allowance03/08/83
  5. Grant11/29/83
  6. Terminated07/12/88

The patent was granted on 11/29/1983 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 07/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DATA SERV COMERCIO E REPRESENT

Inventors

D. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

07/12/1988

RPI 925

Concessão da patente

#16.1

11/29/1983

RPI 684

Notificação para pagamento de retribuição

#13.1

06/28/1983

RPI 662

Deferimento

#9.1

03/08/1983

RPI 646

Exigência - art. 36 da LPI

#6.1

08/31/1982

RPI 619

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: G11B 1/00; B42F 7/06; B65D 5/00.

03/27/2018

RPI 2464

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