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Official data from INPI

TRANSFERIDOR CALCOGRÁFICO PARA FICHA SIMETROGRÁFICA E DE EQUILÍBRIO OCLUSAL

PublicadaInvention Patent
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Application data

Number

PI8806857

Type

Invention Patent

Filing

12/21/1988

Publication

08/08/1989
View on INPI

Progress at the INPI

  1. Filing12/21/88
  2. Publication08/08/89
  3. Examination08/07/90
  4. Allowance05/03/94
  5. Grant06/27/95
  6. Expired09/02/08

The letters patent expired on 09/02/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 08/08/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. E. (pessoa física)

SP, BR

Inventors

H. E. (pessoa física)

BR

Technical data

IPC Classification

A61C 19/04

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação antecipada

#3.2

08/08/1989

RPI 981

Pedido de patente depositado

#2.1

04/18/1989

RPI 965

Carta-patente expirada

#21.1

Patente extinta em 21/12/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

06/27/1995

RPI 1282

Retificação

#15.6

05/23/1995

RPI 1277

15.15

01/31/1995

RPI 1261

Retificação

#15.3

10/11/1994

RPI 1245

Deferimento

#9.1

05/03/1994

RPI 1222

Solicitação de exame técnico

#4.1

08/07/1990

RPI 1027

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