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Official data from INPI

UM GUINDASTE TENDO ESTABILIZADORES MECANICAMENTE OPERADOS E UM DISPOSITIVO DE TRAVA PARA O MESMOS

ConcedidaInvention Patent

Application data

Number

PI8107198

Type

Invention Patent

Filing

11/07/1980

Publication

07/27/1982

Progress at the INPI

  1. Filing11/07/80
  2. Publication07/27/82
  3. Examination10/05/82
  4. Allowance10/09/84
  5. Grant04/30/85
  6. Expired08/19/08

The letters patent expired on 08/19/2008: 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: 04/30/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HARNISCHFEGER CORP [US]

Inventors

E. R. (pessoa física)

L. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/30/1985

RPI 758

Deferimento

#9.1

10/09/1984

RPI 729

Exigência - art. 36 da LPI

#6.1

05/15/1984

RPI 708

Exigência - art. 36 da LPI

#6.1

12/27/1983

RPI 688

Solicitação de exame técnico

#4.1

10/05/1982

RPI 624

Publicação do pedido de patente

#3.1

07/27/1982

RPI 614

Pedido de patente depositado

#2.1

12/22/1981

RPI 583

Carta-patente expirada

#21.1

Patente extinta em 05/11/96

08/19/2008

RPI 1963

Pedido de licença compulsória

#20.1

08/06/1991

RPI 1079

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