Official data from INPI

SISTEMA DE CONTROLE DE AUMENTO DA POTÊNCIA DO MOTOR EM UMA COMBINADA (CEIFADEIRA-TRILHADEIRA) AUTOMOTRIZ

ConcedidaInvention Patent

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Application data

Number

PI8304935

Type

Invention Patent

Filing

09/12/1983

Publication

04/24/1984

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Progress at the INPI

Filing09/12/83
Publication04/24/84
Examination07/22/86
Allowance02/09/88
Grant08/30/88
Expired07/01/08

The letters patent expired on 07/01/2008: 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: 08/30/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Deere & Company

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Inventors

E. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Priority claims

417.236 · 09/13/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/30/1988

RPI 932

Notificação para pagamento de retribuição

#13.1

06/07/1988

RPI 920

Deferimento

#9.1

02/09/1988

RPI 903

Exigência - art. 36 da LPI

#6.1

08/18/1987

RPI 878

Republicação - classificação IPC

#15.11

06/30/1987

RPI 871

Solicitação de exame técnico

#4.1

07/22/1986

RPI 822

Publicação do pedido de patente

#3.1

04/24/1984

RPI 705

Pedido de patente depositado

#2.1

11/08/1983

RPI 681

Carta-patente expirada

#21.1

Patente extinta em 12/09/98

07/01/2008

RPI 1956

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