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Official data from INPI

TRANSDUTOR PARA ALTA PRESSAO

Em AnáliseInvention Patent

Application data

Number

PI8006359

Type

Invention Patent

Filing

10/01/1980

Publication

06/15/1982

Progress at the INPI

  1. Filing10/01/80
  2. Publication06/15/82
  3. Examination01/18/83
  4. Allowance01/24/84
  5. Grant09/25/84
  6. Terminated09/25/90

The patent was granted on 09/25/1984 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: 02/24/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

INTERFACE INSTR CIENTIFICA & I

Inventors

D. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.7

02/24/1987

RPI 853

Concessão da patente

#16.1

09/25/1984

RPI 727

Notificação para pagamento de retribuição

#13.1

05/02/1984

RPI 706

Deferimento

#9.1

01/24/1984

RPI 692

Exigência - art. 36 da LPI

#6.1

08/23/1983

RPI 670

Solicitação de exame técnico

#4.1

01/18/1983

RPI 639

Publicação do pedido de patente

#3.1

06/15/1982

RPI 608

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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