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Official data from INPI

CÂMERA DENTAL USADA PARA EXIBIR UMA IMAGEM DE DENTRO DA BOCA SOBRE UM MONITOR.

Em AnáliseInvention Patent

Application data

Number

PI8705682

Type

Invention Patent

Filing

10/23/1987

Publication

05/16/1989

Progress at the INPI

  1. Filing10/23/87
  2. Publication05/16/89
  3. Examination11/14/89
  4. Allowance11/24/92
  5. Grant05/25/93
  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: 11/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Fuji Optical Systems, Inc.

JP

Inventors

C. S. (pessoa física)

US

D. C. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

022,171 · 03/05/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/14/1989

RPI 995

Publicação do pedido de patente

#3.1

05/16/1989

RPI 969

Pedido de patente depositado

#2.1

04/12/1988

RPI 912

Carta-patente expirada

#21.1

Patente extinta em 23/10/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

05/25/1993

RPI 1173

Notificação para pagamento de retribuição

#13.1

04/13/1993

RPI 1167

Deferimento

#9.1

11/24/1992

RPI 1147

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