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Official data from INPI

ASSENTO PARA TRATOR E OUTRO VEÍCULO

ConcedidaInvention Patent

Application data

Number

PI7907151

Type

Invention Patent

Filing

11/05/1979

Publication

-

Progress at the INPI

  1. Filing11/05/79
  2. Publication
  3. Examination06/29/82
  4. Allowance
  5. Grant01/31/84
  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: 01/31/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

UOP INC

US

See this company's full portfolio

Inventors

D. M. (pessoa física)

GB

G. B. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

45173/78 · 11/18/1978

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

01/31/1984

RPI 693

Arquivamento - Art. 36 §1° da LPI

#11.2

11/08/1983

RPI 681

Exigência - art. 36 da LPI

#6.1

03/15/1983

RPI 647

Solicitação de exame técnico

#4.1

06/29/1982

RPI 610

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era B60N 1/02.

03/27/2018

RPI 2464

Carta-patente expirada

#21.1

Patente extinta em 05/11/94

08/19/2008

RPI 1963

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