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Official data from INPI

PROCESSO PARA A SINTONIZAÇÃO DE UM CONTROLADOR DE POSIÇÃO DE UM ELEVADOR

PublicadaInvention Patent

Application data

Number

PI8900675

Type

Invention Patent

Filing

02/15/1989

Publication

10/10/1989

Progress at the INPI

  1. Filing02/15/89
  2. Publication10/10/89
  3. Examination10/29/91
  4. Allowance05/26/98
  5. Grant11/24/98
  6. Expired12/18/12

The letters patent expired on 12/18/2012: 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: 10/10/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Kone Elevator GmbH

CH

See this company's full portfolio

Inventors

S. O. (pessoa física)

FI

Technical data

IPC Classification

Priority claims

FI

880724 · 02/16/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

10/10/1989

RPI 990

Pedido de patente depositado

#2.1

03/28/1989

RPI 962

Carta-patente expirada

#21.1

Patente extinta em 15/02/2009

12/18/2012

RPI 2189

Concessão da patente

#16.1

11/24/1998

RPI 1455

Deferimento

#9.1

05/26/1998

RPI 1431

Solicitação de exame técnico

#4.1

10/29/1991

RPI 1091

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