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Official data from INPI

PROCESSO E SISTEMA PARA A RECONSTRUÇÃO TOMOGRÁFICA DE UM OBJETO BI E TRIDIMENSIONAL

Em AnáliseInvention Patent

Application data

Number

PI8306158

Type

Invention Patent

Filing

11/09/1983

Publication

07/10/1984

Progress at the INPI

  1. Filing11/09/83
  2. Publication07/10/84
  3. Examination08/12/86
  4. Allowance08/08/89
  5. Grant03/20/90
  6. Terminated09/05/95

The patent was granted on 03/20/1990 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: 12/05/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Prad Research and Development N.V.

NL

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Inventors

A. D. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

441.323 · 11/12/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

12/05/1989

RPI 998

Deferimento

#9.1

08/08/1989

RPI 981

102

03/14/1989

RPI 960

Pedido de recurso

#12.3

09/27/1988

RPI 936

11.3

06/28/1988

RPI 923

Exigência - art. 36 da LPI

#6.1

11/17/1987

RPI 891

Solicitação de exame técnico

#4.1

08/12/1986

RPI 825

Publicação do pedido de patente

#3.1

07/10/1984

RPI 716

Pedido de patente depositado

#2.1

01/24/1984

RPI 692

Anuidade - prazo legal encerrado

#18.2

09/05/1995

RPI 1292

Concessão da patente

#16.1

03/20/1990

RPI 1010

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