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Official data from INPI

ACELERADOR AUTOMÁTICO ATUADO POR PRESSÃO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9002002

Type

Invention Patent

Filing

04/20/1990

Publication

10/22/1991

Progress at the INPI

  1. Filing04/20/90
  2. Publication10/22/91
  3. Examination12/07/93
  4. Allowance03/07/95
  5. Grant08/27/96
  6. Expired05/18/10

The letters patent expired on 05/18/2010: 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: 05/18/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

IMAP - Metalúrgica Agrícola S/A

RS, BR

IMAP S.A. - Indústria e Comércio

RS, BR

Inventors

J. 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 20/04/2005

05/18/2010

RPI 2054

Concessão da patente

#16.1

08/27/1996

RPI 1343

15.15

05/14/1996

RPI 1328

13.3

04/16/1996

RPI 1324

Notificação para pagamento de retribuição

#13.1

08/08/1995

RPI 1288

Deferimento

#9.1

03/07/1995

RPI 1266

14.4

06/14/1994

RPI 1228

Solicitação de exame técnico

#4.1

12/07/1993

RPI 1201

Publicação do pedido de patente

#3.1

10/22/1991

RPI 1090

Pedido de patente depositado

#2.1

05/28/1991

RPI 1069

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