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Official data from INPI

CARTUCHO PERMANENTE PARA FITAS CORRETIVAS

Arquivada/ExtintaInvention Patent

Application data

Number

PI8904699

Type

Invention Patent

Filing

09/19/1989

Publication

08/14/1990

Progress at the INPI

  1. Filing09/19/89
  2. Publication08/14/90
  3. Examination01/08/91
  4. Allowance05/12/92
  5. Grant02/24/93
  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: 12/22/2009. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Microferramentaria Indústria, Comércio e Representações Ltda

RJ, BR

Inventors

P. F. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 19/09/2004

12/22/2009

RPI 2033

20.4

06/14/1994

RPI 1228

20.7

06/14/1994

RPI 1228

Concessão da patente

#16.1

02/24/1993

RPI 1160

Notificação para pagamento de retribuição

#13.1

10/06/1992

RPI 1140

Deferimento

#9.1

05/12/1992

RPI 1119

Solicitação de exame técnico

#4.1

01/08/1991

RPI 1049

Publicação antecipada

#3.2

08/14/1990

RPI 1028

Pedido de patente depositado

#2.1

03/13/1990

RPI 1009

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