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Official data from INPI

DISPOSICOES APLICADAS EM TAMPAS PARA RECIPIENTES DE LIQUIDOS

Arquivada/ExtintaUtility Model

Application data

Number

MU5601025

Type

Utility Model

Filing

09/01/1976

Publication

-

Progress at the INPI

  1. Filing09/01/76
  2. Publication
  3. Examination
  4. Allowance
  5. Grant12/29/81
  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

O. A. (pessoa física)

O. N. (pessoa física)

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Inventors

O. A. (pessoa física)

O. N. (pessoa física)

Technical data

IPC Classification

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

12/07/1982

RPI 633

Concessão da patente

#16.1

12/29/1981

RPI 584

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