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Official data from INPI

CHAVE TÉRMICA COM UMA CHAVE DE DISPARO ATUADA POR UM ELEMENTO DE DILATAÇAO

Em AnáliseInvention Patent

Application data

Number

PI8100935

Type

Invention Patent

Filing

02/17/1981

Publication

-

Progress at the INPI

  1. Filing02/17/81
  2. Publication
  3. Examination01/26/82
  4. Allowance07/31/84
  5. Grant02/26/85
  6. Terminated06/20/95

The patent was granted on 02/26/1985 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: 11/22/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Behr-Thomson-Dehnstoffregler GmbH & Co.

DE

Inventors

K. M. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 30 07 305.3 · 02/27/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.4

11/22/1988

RPI 944

Concessão da patente

#16.1

02/26/1985

RPI 749

Notificação para pagamento de retribuição

#13.1

11/13/1984

RPI 734

Deferimento

#9.1

07/31/1984

RPI 719

Exigência - art. 36 da LPI

#6.1

02/14/1984

RPI 695

Solicitação de exame técnico

#4.1

01/26/1982

RPI 588

Anuidade - prazo legal encerrado

#18.2

06/20/1995

RPI 1281

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