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Official data from INPI

RECIPIENTE

Em AnáliseUtility Model

Application data

Number

MU6000645

Type

Utility Model

Filing

05/30/1980

Publication

-

Progress at the INPI

  1. Filing05/30/80
  2. Publication
  3. Examination
  4. Allowance03/07/84
  5. Grant10/30/84
  6. Expired12/07/93

The letters patent expired on 12/07/1993: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 06/28/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SOM IND E COMERCIO S A

Inventors

C. G. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.7

06/28/1988

RPI 923

20.4

11/10/1987

RPI 890

Pedido de licença compulsória

#20.1

10/08/1985

RPI 781

Concessão da patente

#16.1

10/30/1984

RPI 732

Notificação para pagamento de retribuição

#13.1

06/26/1984

RPI 714

Deferimento

#9.1

03/07/1984

RPI 698

Exigência - art. 36 da LPI

#6.1

07/05/1983

RPI 663

Exigência - art. 36 da LPI

#6.1

12/07/1982

RPI 633

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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