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Official data from INPI

VALVULA DE CONTROLE DE VAZAO DE FLUIDO DE FUNCIONAMENTO SEQUENCIAL, SENSIVEL A TEMPARATURA E VALVULA DE CONTROLE DE FLUIDO, DE VUNCAO SEQUENCIAL

Em AnáliseInvention Patent

Application data

Number

PI7906085

Type

Invention Patent

Filing

09/26/1978

Publication

-

Progress at the INPI

  1. Filing09/26/78
  2. Publication
  3. Examination05/18/82
  4. Allowance11/30/82
  5. Grant06/28/83
  6. Terminated05/17/88

The patent was granted on 06/28/1983 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

KYSOR INDUSTRIAL CORP

Inventors

M. L. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/17/1988

RPI 917

Concessão da patente

#16.1

06/28/1983

RPI 662

Notificação para pagamento de retribuição

#13.1

05/10/1983

RPI 655

Deferimento

#9.1

11/30/1982

RPI 632

Solicitação de exame técnico

#4.1

05/18/1982

RPI 604

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