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Official data from INPI

PROCESSO PARA A CONTAGEM DE OBJETOS QUE PARAM, COMO POR EXEMPLO, PESSOAS QUE CHEGAM PARA ESPERAR UM ELEVADOR OU COISA EQUIVALENTE.

ConcedidaInvention Patent

Application data

Number

PI8101806

Type

Invention Patent

Filing

03/26/1981

Publication

-

Progress at the INPI

  1. Filing03/26/81
  2. Publication
  3. Examination03/16/82
  4. Allowance01/15/85
  5. Grant07/30/85
  6. Expired09/24/96

The letters patent expired on 09/24/1996: 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: 07/30/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Elevator Gmbh.

CH

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Inventors

O. S. (pessoa física)

Technical data

IPC Classification

Priority claims

FI

800954 · 03/27/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/30/1985

RPI 771

Notificação para pagamento de retribuição

#13.1

05/07/1985

RPI 759

Deferimento

#9.1

01/15/1985

RPI 743

Exigência - art. 36 da LPI

#6.1

03/07/1984

RPI 698

Solicitação de exame técnico

#4.1

03/16/1982

RPI 595

Carta-patente expirada

#21.1

09/24/1996

RPI 1347

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