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Official data from INPI

PROCESSO E APARELHO PARA CONTROLE DE GRUPO DE ELEVADORES

Arquivada/ExtintaInvention Patent

Application data

Number

PI9005045

Type

Invention Patent

Filing

10/09/1990

Publication

09/10/1991

Progress at the INPI

  1. Filing10/09/90
  2. Publication09/10/91
  3. Examination06/23/92
  4. Allowance01/25/00
  5. Grant07/11/00
  6. Expired05/21/13

The letters patent expired on 05/21/2013: 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: 05/21/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

K. T. (pessoa física)

JP

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Inventors

S. K. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

P 01-262178 · 10/09/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 09/10/2010

05/21/2013

RPI 2211

Concessão da patente

#16.1

07/11/2000

RPI 1540

Deferimento

#9.1

01/25/2000

RPI 1516

Solicitação de exame técnico

#4.1

06/23/1992

RPI 1125

Publicação do pedido de patente

#3.1

09/10/1991

RPI 1084

Pedido de patente depositado

#2.1

04/09/1991

RPI 1062

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