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Official data from INPI

SONDA REFRIGERADA PARA DIAGNÓSTICO EM ALTAS TEMPERATURAS.

PublicadaInvention Patent

Application data

Number

PI8703638

Type

Invention Patent

Filing

06/30/1987

Publication

01/24/1989

Progress at the INPI

  1. Filing06/30/87
  2. Publication01/24/89
  3. Examination01/08/91
  4. Allowance12/01/92
  5. Grant07/27/93
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 01/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Instituto de Pesquisas Tecnológicas de São Paulo S/A - IPT

SP, BR

See this company's full portfolio

Inventors

F. G. (pessoa física)

L. V. (pessoa física)

BR

O. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

01/24/1989

RPI 953

Pedido de patente depositado

#2.1

12/06/1988

RPI 946

Pedido de patente depositado

#2.1

10/20/1987

RPI 887

Carta-patente expirada

#21.1

Patente extinta em 30/06/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

07/27/1993

RPI 1182

Notificação para pagamento de retribuição

#13.1

04/20/1993

RPI 1168

Deferimento

#9.1

12/01/1992

RPI 1148

Solicitação de exame técnico

#4.1

01/08/1991

RPI 1049

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