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Official data from INPI

EQUIPAMENTO PARA ESCULPIR E DAR ACABAMENTO EM PEDRAS DE ELEVADA DUREZA

Arquivada/ExtintaInvention Patent

Application data

Number

PI9003874

Type

Invention Patent

Filing

08/08/1990

Publication

04/14/1992

Progress at the INPI

  1. Filing08/08/90
  2. Publication02/25/92
  3. Examination06/16/92
  4. Allowance10/25/94
  5. Grant06/27/95
  6. Expired05/25/10

The letters patent expired on 05/25/2010: 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: 05/25/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

N. A. (pessoa física)

SP, BR

Inventors

N. A. (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 08/08/2005

05/25/2010

RPI 2055

Concessão da patente

#16.1

06/27/1995

RPI 1282

Notificação para pagamento de retribuição

#13.1

03/01/1995

RPI 1265

Deferimento

#9.1

10/25/1994

RPI 1247

Solicitação de exame técnico

#4.1

06/16/1992

RPI 1124

Publicação antecipada

#3.2

04/14/1992

RPI 1115

Publicação do pedido de patente

#3.1

02/25/1992

RPI 1108

Pedido de patente depositado

#2.1

10/29/1991

RPI 1091

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