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Official data from INPI

ENCAIXE EXTRACORONÁRIO PARA FIXAÇÃO DE PRÓTESE DENTÁRIA REMOVÍVEL

Prazo de SigiloInvention Patent

Application data

Number

PI8902824

Type

Invention Patent

Filing

05/22/1989

Publication

11/27/1990

Progress at the INPI

  1. Filing05/22/89
  2. Publication11/27/90
  3. Examination06/11/91
  4. Allowance08/31/93
  5. Grant07/26/94
  6. Expired12/22/09

The letters patent expired on 12/22/2009: 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: 07/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Odontofix Indústria e Comércio de Material odontológico Ltda -ME

SP, BR

Inventors

D. F. (pessoa física)

BR

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

07/25/1989

RPI 979

Carta-patente expirada

#21.1

Patente extinta em 22/05/2004

12/22/2009

RPI 2033

Concessão da patente

#16.1

07/26/1994

RPI 1234

Notificação para pagamento de retribuição

#13.1

02/22/1994

RPI 1212

Deferimento

#9.1

08/31/1993

RPI 1187

Solicitação de exame técnico

#4.1

06/11/1991

RPI 1071

Publicação do pedido de patente

#3.1

11/27/1990

RPI 1043

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