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Official data from INPI

INSTALAÇÃO DE REAJUSTAGEM

DeferidaInvention Patent
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Application data

Number

PI8506321

Type

Invention Patent

Filing

12/16/1985

Publication

08/26/1986
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Progress at the INPI

  1. Filing12/16/85
  2. Publication08/26/86
  3. Examination02/17/87
  4. Allowance01/08/91
  5. Grant08/27/91
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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: 12/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. N. (pessoa física)

CH

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Inventors

H. N. (pessoa física)

CH

Technical data

IPC Classification

H01H 5/00

Priority claims

AT

A 3999/84 · 12/17/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

12/29/1987

RPI 897

Solicitação de exame técnico

#4.1

02/17/1987

RPI 852

Publicação do pedido de patente

#3.1

08/26/1986

RPI 827

Pedido de patente depositado

#2.1

02/25/1986

RPI 801

Carta-patente expirada

#21.1

Patente extinta em 16/12/2000

07/15/2008

RPI 1958

Concessão da patente

#16.1

08/27/1991

RPI 1082

Notificação para pagamento de retribuição

#13.1

04/23/1991

RPI 1064

Deferimento

#9.1

01/08/1991

RPI 1049

6.2

01/02/1990

RPI 1000

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