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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8007102

Type

Invention Patent

Filing

10/31/1980

Publication

-

Progress at the INPI

  1. Filing10/31/80
  2. Publication
  3. Examination06/14/83
  4. Allowance02/14/84
  5. Grant08/28/84
  6. Expired11/21/95

The letters patent expired on 11/21/1995: 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: 08/28/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Pirelli Cavi S.p.A.

IT

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Inventors

S. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/28/1984

RPI 723

Notificação para pagamento de retribuição

#13.1

06/05/1984

RPI 711

Republicação - classificação IPC

#15.11

02/28/1984

RPI 697

Deferimento

#9.1

02/14/1984

RPI 695

Solicitação de exame técnico

#4.1

06/14/1983

RPI 660

14.1

05/18/1982

RPI 604

Carta-patente expirada

#21.1

11/21/1995

RPI 1303

20.4

10/27/1992

RPI 1143

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