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Official data from INPI

CONJUNTO DE LANÇA DE IÇAMENTO.

Arquivada/ExtintaInvention Patent

Application data

Number

PI9103803

Type

Invention Patent

Filing

09/03/1991

Publication

05/19/1992

Progress at the INPI

  1. Filing09/03/91
  2. Publication05/19/92
  3. Examination05/31/94
  4. Allowance11/04/97
  5. Grant09/29/98
  6. Expired06/11/13

The letters patent expired on 06/11/2013: 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: 06/11/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Clark Equipment Company

US

See this company's full portfolio

Inventors

L. A. (pessoa física)

US

L. H. (pessoa física)

US

O. L. (pessoa física)

US

W. K. (pessoa física)

US

Technical data

Priority claims

US

577,645 · 09/05/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinte em 03/09/2011

06/11/2013

RPI 2214

Concessão da patente

#16.1

09/29/1998

RPI 1449

Deferimento

#9.1

11/04/1997

RPI 1405

Conhecimento de parecer técnico

#7.1

01/21/1997

RPI 1364

Solicitação de exame técnico

#4.1

05/31/1994

RPI 1226

Publicação do pedido de patente

#3.1

05/19/1992

RPI 1120

Pedido de patente depositado

#2.1

10/08/1991

RPI 1088

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