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Official data from INPI

DISPOSITIVO MICROMÉTRICO PARA REGULAGEM DE FERRAMENTA PARA ACABAMENTO DE FUROS DE ULTRA PRECISÃO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9006125

Type

Invention Patent

Filing

12/03/1990

Publication

06/11/1991

Progress at the INPI

  1. Filing12/03/90
  2. Publication06/11/91
  3. Examination07/30/91
  4. Allowance01/26/93
  5. Grant09/28/93
  6. Expired06/08/10

The letters patent expired on 06/08/2010: 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: 06/08/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Indústrias Romi S/A

SP, BR

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Inventors

G. R. (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 03/12/2005

06/08/2010

RPI 2057

Republicação - classificação IPC

#15.11

03/01/1995

RPI 1265

Concessão da patente

#16.1

09/28/1993

RPI 1191

Notificação para pagamento de retribuição

#13.1

05/11/1993

RPI 1171

Deferimento

#9.1

01/26/1993

RPI 1156

Solicitação de exame técnico

#4.1

07/30/1991

RPI 1078

Publicação antecipada

#3.2

06/11/1991

RPI 1071

Pedido de patente depositado

#2.1

05/14/1991

RPI 1067

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