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Official data from INPI

COMPOSICAO INDICADORA DE TEMPERATURA,DISPOSITIVO DE REGISTRO DE TEMPERATURA APERFEICOADO,E PROCESSO PARA DETERMINAR SE A TEMPERATURA EM UMA DADA ZONA ESTA ACIMA OU ABAIXO DE UM PONTO ESCOLHIDO

Em AnáliseInvention Patent

Application data

Number

PI7802148

Type

Invention Patent

Filing

04/07/1977

Publication

-

Progress at the INPI

  1. Filing04/07/77
  2. Publication
  3. Examination
  4. Allowance06/22/82
  5. Grant
  6. Terminated06/29/93

The patent was granted and later terminated. Protection ended before the full term and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/05/1982. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BECTON DICKINSON CO

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Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

10/05/1982

RPI 624

Deferimento

#9.1

06/22/1982

RPI 609

Exigência - art. 36 da LPI

#6.1

10/27/1981

RPI 575

21.5

07/06/1993

RPI 1179

Carta-patente expirada

#21.1

06/29/1993

RPI 1178

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