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Official data from INPI

MEIOS DE SUPERPOSICAO DE UTENSILIOS

Arquivada/ExtintaUtility Model
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Application data

Number

MU5700784

Type

Utility Model

Filing

07/01/1977

Publication

-
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Progress at the INPI

  1. Filing07/01/77
  2. Publication
  3. Examination
  4. Allowance11/03/82
  5. Grant09/06/83
  6. Expired08/16/88

The letters patent expired on 08/16/1988: 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: 08/16/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

N. U. (pessoa física)

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Inventors

N. U. (pessoa física)

Technical data

IPC Classification

B65D 21/02

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

08/16/1988

RPI 930

Pedido de licença compulsória

#20.1

05/29/1984

RPI 710

Concessão da patente

#16.1

09/06/1983

RPI 672

Notificação para pagamento de retribuição

#13.1

03/15/1983

RPI 647

100

11/03/1982

RPI 628

Petição de recurso

#12.2

03/02/1982

RPI 593

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