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Official data from INPI

POLIESTER POLIAMIDA SOLUCAO E CONDUTOR ELETRICO COM REVESTIMENTO ISOLANTE

ConcedidaInvention Patent

Application data

Number

PI7703697

Type

Invention Patent

Filing

02/22/1976

Publication

-

Progress at the INPI

  1. Filing02/22/76
  2. Publication
  3. Examination
  4. Allowance01/10/84
  5. Grant08/07/84
  6. Expired07/06/93

The letters patent expired on 07/06/1993: 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: 08/07/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. C. (pessoa física)

Inventors

K. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/07/1984

RPI 720

Notificação para pagamento de retribuição

#13.1

05/02/1984

RPI 706

Deferimento

#9.1

01/10/1984

RPI 690

Exigência - art. 36 da LPI

#6.1

03/08/1983

RPI 646

Exigência - art. 36 da LPI

#6.1

02/24/1982

RPI 592

Carta-patente expirada

#21.1

07/06/1993

RPI 1179

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