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Official data from INPI

DISPOSITIVO PARA ENCHIMENTO DE CILINDROS

Arquivada/ExtintaInvention Patent

Application data

Number

PI9006301

Type

Invention Patent

Filing

12/11/1990

Publication

08/04/1992

Progress at the INPI

  1. Filing12/11/90
  2. Publication08/04/92
  3. Examination06/07/94
  4. Allowance03/14/95
  5. Grant09/26/95
  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.

Talk to a specialist

Latest action published by the INPI: 06/08/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S.A White Martins

RJ, BR

S.A. White Martins

RJ, BR

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Inventors

A. C. (pessoa física)

BR

F. L. (pessoa física)

BR

L. S. (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 11/12/2005

06/08/2010

RPI 2057

Concessão da patente

#16.1

09/26/1995

RPI 1295

Republicação - classificação IPC

#15.11

05/02/1995

RPI 1274

Deferimento

#9.1

03/14/1995

RPI 1267

Solicitação de exame técnico

#4.1

06/07/1994

RPI 1227

Publicação do pedido de patente

#3.1

08/04/1992

RPI 1131

Pedido de patente depositado

#2.1

05/21/1991

RPI 1068

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