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Official data from INPI

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Em AnáliseInvention Patent
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Application data

Number

PI8303963

Type

Invention Patent

Filing

07/25/1983

Publication

03/05/1985
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Progress at the INPI

  1. Filing07/25/83
  2. Publication03/05/85
  3. Examination12/23/86
  4. Allowance10/13/87
  5. Grant06/28/88
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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: 10/10/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Pirelli Cabos S/A

SP, BR

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Inventors

R. R. (pessoa física)

Technical data

IPC Classification

H01B 7/08

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

10/10/1989

RPI 990

Concessão da patente

#16.1

06/28/1988

RPI 923

Notificação para pagamento de retribuição

#13.1

02/09/1988

RPI 903

Deferimento

#9.1

10/13/1987

RPI 886

Solicitação de exame técnico

#4.1

12/23/1986

RPI 844

Publicação do pedido de patente

#3.1

03/05/1985

RPI 750

Pedido de patente depositado

#2.1

10/04/1983

RPI 676

Carta-patente expirada

#21.1

Patente extinta em 25/07/98

07/01/2008

RPI 1956

Pedido de licença compulsória

#20.1

06/07/1994

RPI 1227

20.4

09/04/1990

RPI 1031

20.10

08/07/1990

RPI 1027

131

06/26/1990

RPI 1024

Pedido de licença compulsória

#20.1

06/05/1990

RPI 1021

18.8

04/17/1990

RPI 1014

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