Official data from INPI

TRANSMISSAO AUTOMATICA

Em AnáliseInvention Patent

Talk to an expert

Application data

Number

PI7901369

Type

Invention Patent

Filing

03/06/1978

Publication

View on INPI

Progress at the INPI

Filing03/06/78
Publication
Examination12/01/81
Allowance03/29/83
Grant04/28/87
Expired06/21/94

The letters patent expired on 06/21/1994: 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: 01/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

EATON CORP

See this company's full portfolio

Inventors

M. T. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.7

01/26/1988

RPI 901

Concessão da patente

#16.1

04/28/1987

RPI 862

Notificação para pagamento de retribuição

#13.1

08/02/1983

RPI 667

Deferimento

#9.1

03/29/1983

RPI 649

Exigência - art. 36 da LPI

#6.1

07/20/1982

RPI 613

Solicitação de exame técnico

#4.1

12/01/1981

RPI 580

Carta-patente expirada

#21.1

06/21/1994

RPI 1229

From the same holder

CONTROLE DE MUDANCA PARA TRANSMISSAO DE ENGRENAGEM DE VELOCIDADE CONTROLADOR DE FLUXO DE FLUIDO CONJUNTO DE FREIO DE VEICULO DISPOSITIVO ROTATIVO DE PRESSAO HIDRAULICA MECANISMO DESACELADOR E REVERSOR DE ENTRADA DE TRANSMISSAO APERFEICOAMENTOS EM TRANSMISSAO BLOQUEADA DE MUDANCA DE MARCHA TRANSMISSAO DE ENGRENAGENS DE MUDANCA DE VELOCIDADE

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.