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Official data from INPI

TRANSDUTOR DE PRESSÃO

ConcedidaInvention Patent

Application data

Number

PI8407212

Type

Invention Patent

Filing

12/07/1984

Publication

11/26/1985

Progress at the INPI

  1. Filing12/07/84
  2. Publication11/26/85
  3. Examination07/28/87
  4. Allowance11/08/88
  5. Grant09/26/89
  6. Terminated03/03/92

The patent was granted on 09/26/1989 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Rosemount Inc.

US

See this company's full portfolio

Inventors

T. K. (pessoa física)

US

Technical data

Priority claims

US

559.897 · 12/09/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

02/28/1989

RPI 958

Deferimento

#9.1

11/08/1988

RPI 942

Exigência - art. 36 da LPI

#6.1

04/26/1988

RPI 914

Solicitação de exame técnico

#4.1

07/28/1987

RPI 875

Notificação de entrada na fase nacional - PCT

#1.3

11/26/1985

RPI 788

Anuidade - prazo legal encerrado

#18.2

03/03/1992

RPI 1109

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