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Official data from INPI

DISPOSICAO CONSTRUTIVA EM COLCHOES

Arquivada/ExtintaUtility Model

Application data

Number

MU5600142

Type

Utility Model

Filing

02/09/1976

Publication

-

Progress at the INPI

  1. Filing02/09/76
  2. Publication
  3. Examination
  4. Allowance
  5. Grant05/25/82
  6. Expired07/15/86

The letters patent expired on 07/15/1986: 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: 07/15/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

G. A. (pessoa física)

Inventors

G. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

07/15/1986

RPI 821

Pedido de licença compulsória

#20.1

05/31/1983

RPI 658

22.0

07/27/1982

RPI 614

Concessão da patente

#16.1

05/25/1982

RPI 605

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