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Official data from INPI

FREIO HIDRAULICO DE SEGURANCA DE ACIONAMENTO POR MOLA E SISTEMA DE CONTROLE PARA O MESMO

DeferidaInvention Patent

Application data

Number

PI8401739

Type

Invention Patent

Filing

04/25/1983

Publication

12/04/1984

Progress at the INPI

Awaiting grant fee payment
  1. Filing04/25/83
  2. Publication12/04/84
  3. Examination12/09/86
  4. Allowance12/29/87
  5. Grant
  6. In force

The application was allowed by the INPI on 12/29/1987. The grant of the letters patent is being processed.

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Latest action published by the INPI: 12/13/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HARNISCHFEGER CORP [US]

Inventors

P. J. (pessoa física)

W. L. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

12/13/1988

RPI 947

Deferimento

#9.1

12/29/1987

RPI 897

Exigência - art. 36 da LPI

#6.1

07/28/1987

RPI 875

Solicitação de exame técnico

#4.1

12/09/1986

RPI 842

Publicação do pedido de patente

#3.1

12/04/1984

RPI 737

Pedido de patente depositado

#2.1

06/26/1984

RPI 714

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