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Official data from INPI

APARELHO PARA DETECTAR DESLOCAMENTO DE SONDA.

ConcedidaInvention Patent

Application data

Number

PI8207910

Type

Invention Patent

Filing

09/30/1982

Publication

09/13/1983

Progress at the INPI

  1. Filing09/30/82
  2. Publication09/13/83
  3. Examination04/23/85
  4. Allowance10/14/86
  5. Grant06/30/87
  6. Terminated10/16/90

The patent was granted on 06/30/1987 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: 06/30/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

AIR-SHIELDS , INC.

Inventors

D. [. (pessoa física)

Technical data

IPC Classification

Priority claims

US

308,361 · 10/05/1981

US

PCT/82/01398 · 09/30/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/30/1987

RPI 871

Notificação para pagamento de retribuição

#13.1

03/10/1987

RPI 855

Deferimento

#9.1

10/14/1986

RPI 834

8.1

08/26/1986

RPI 827

Exigência - art. 36 da LPI

#6.1

02/18/1986

RPI 800

Solicitação de exame técnico

#4.1

04/23/1985

RPI 757

Notificação de entrada na fase nacional - PCT

#1.3

09/13/1983

RPI 673

Anuidade - prazo legal encerrado

#18.2

10/16/1990

RPI 1037

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