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Official data from INPI

PROCESSO E APARELHO PARA LIGAR AMBAS AS EXTREMIDADES DE CONDUTORES DE UM CABO MÚLTIPLOS.

DeferidaInvention Patent

Application data

Number

PI8305608

Type

Invention Patent

Filing

10/11/1983

Publication

05/22/1984

Progress at the INPI

  1. Filing10/11/83
  2. Publication05/22/84
  3. Examination08/12/86
  4. Allowance10/24/89
  5. Grant05/29/90
  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.

Talk to a specialist

Latest action published by the INPI: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Hitachi, Ltd.

JP

See this company's full portfolio

Inventors

E. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Priority claims

JP

180186/82 · 10/14/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

10/24/1989

RPI 992

Republicação - classificação IPC

#15.11

05/02/1989

RPI 967

Exigência - art. 36 da LPI

#6.1

02/21/1989

RPI 957

6.2

09/15/1987

RPI 882

Solicitação de exame técnico

#4.1

08/12/1986

RPI 825

Publicação do pedido de patente

#3.1

05/22/1984

RPI 709

Pedido de patente depositado

#2.1

12/27/1983

RPI 688

Carta-patente expirada

#21.1

Patente extinta em 11/10/98

07/01/2008

RPI 1956

Concessão da patente

#16.1

05/29/1990

RPI 1020

Notificação para pagamento de retribuição

#13.1

03/01/1990

RPI 1007

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