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Official data from INPI

MEDIDOR ÓPTICO DE DIÂMETRO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9100267

Type

Invention Patent

Filing

01/17/1991

Publication

08/27/1991

Progress at the INPI

  1. Filing01/17/91
  2. Publication08/27/91
  3. Examination11/05/91
  4. Allowance09/05/95
  5. Grant09/24/96
  6. Expired06/22/10

The letters patent expired on 06/22/2010: 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: 06/22/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

I. N. (pessoa física)

SP, BR

Inventors

I. N. (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 17/01/2006

06/22/2010

RPI 2059

Concessão da patente

#16.1

09/24/1996

RPI 1347

Notificação para pagamento de retribuição

#13.1

02/27/1996

RPI 1317

Deferimento

#9.1

09/05/1995

RPI 1292

Solicitação de exame técnico

#4.1

11/05/1991

RPI 1092

Pedido de patente depositado

#2.1

08/27/1991

RPI 1082

Publicação antecipada

#3.2

08/27/1991

RPI 1082

Pedido de patente depositado

#2.1

08/06/1991

RPI 1079

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