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Official data from INPI

RECINTO PARA EQUIPAMENTO AUXILIAR E ARRANJO DE MONTAGEM

Em AnáliseInvention Patent
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Application data

Number

PI7605817

Type

Invention Patent

Filing

10/16/1975

Publication

-
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Progress at the INPI

  1. Filing10/16/75
  2. Publication
  3. Examination
  4. Allowance
  5. Grant06/29/82
  6. Expired07/20/93

The letters patent expired on 07/20/1993: 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: 03/22/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CATERPILLAR TRACTOR CO

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Inventors

B. W. (pessoa física)

L. W. (pessoa física)

Technical data

IPC Classification

B62D 33/06

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

03/22/1988

RPI 909

Concessão da patente

#16.1

06/29/1982

RPI 610

Carta-patente expirada

#21.1

07/20/1993

RPI 1181

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