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Official data from INPI

PROCESSO DE FABRICACAO DE CABOS ELETRICOS PROTEGIDOS CONTRA ESFORCOS DE TRACAO BEM COMO CABO FABRICADO PELO MESMO

Em AnáliseInvention Patent
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Application data

Number

PI7800325

Type

Invention Patent

Filing

01/20/1977

Publication

-
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Progress at the INPI

  1. Filing01/20/77
  2. Publication
  3. Examination
  4. Allowance04/20/82
  5. Grant
  6. Expired07/20/93

The letters patent expired on 07/20/1993: 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: 08/10/1982. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

LYNENWERK GMBH & CO KG

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

08/10/1982

RPI 616

Deferimento

#9.1

04/20/1982

RPI 600

Exigência - art. 36 da LPI

#6.1

10/13/1981

RPI 573

Carta-patente expirada

#21.1

07/20/1993

RPI 1181

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