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Official data from INPI

SISTEMA DE ACERTO DE CONTAS DESACOMPANHADO POR OPERADOR

PublicadaInvention Patent

Application data

Number

PI8901933

Type

Invention Patent

Filing

04/24/1989

Publication

11/28/1989

Progress at the INPI

  1. Filing04/24/89
  2. Publication11/28/89
  3. Examination02/25/92
  4. Allowance02/22/94
  5. Grant10/25/94
  6. Expired12/15/09

The letters patent expired on 12/15/2009: 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: 11/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Checkrobot Inc

US

Inventors

D. O. (pessoa física)

US

D. H. (pessoa física)

US

S. T. (pessoa física)

US

W. D. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

185.167 · 04/22/1988

US

320.063 · 03/07/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

11/28/1989

RPI 997

Pedido de patente depositado

#2.1

05/30/1989

RPI 971

Carta-patente expirada

#21.1

Patente extinta em 24/04/2004

12/15/2009

RPI 2032

Concessão da patente

#16.1

10/25/1994

RPI 1247

Notificação para pagamento de retribuição

#13.1

06/07/1994

RPI 1227

Deferimento

#9.1

02/22/1994

RPI 1212

Solicitação de exame técnico

#4.1

02/25/1992

RPI 1108

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