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Official data from INPI

PECA DE MONTAGEM PARA CONECTORES DE LIGACAO OU SECCIONAMENTO EM DISTRIBUIDORES PARA INSTALACOES TELEFONICAS

Em AnáliseInvention Patent

Application data

Number

PI7700283

Type

Invention Patent

Filing

01/28/1976

Publication

-

Progress at the INPI

  1. Filing01/28/76
  2. Publication
  3. Examination
  4. Allowance
  5. Grant02/24/82
  6. Expired07/27/93

The letters patent expired on 07/27/1993: 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: 12/04/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SIEMENS AG

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Inventors

S. H. (pessoa física)

S. E. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Cessão de direito de exploração

#22.1

12/04/1984

RPI 737

Concessão da patente

#16.1

02/24/1982

RPI 592

Carta-patente expirada

#21.1

07/27/1993

RPI 1182

Cessão de direito de exploração

#22.1

05/29/1990

RPI 1020

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