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Official data from INPI

SISTEMA DE MICROCOMPUTADOR DE CONDUTORES MÚLTIPLOS

Arquivada/ExtintaInvention Patent

Application data

Number

PI9002554

Type

Invention Patent

Filing

05/30/1990

Publication

08/13/1991

Progress at the INPI

  1. Filing05/30/90
  2. Publication08/13/91
  3. Examination11/05/91
  4. Allowance12/29/98
  5. Grant07/10/01
  6. Expired01/15/13

The letters patent expired on 01/15/2013: 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: 01/15/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

I. C. (pessoa física)

US

Lenovo (Singapore) PTE. Ltd.

SG

See this company's full portfolio

Inventors

P. B. (pessoa física)

US

P. M. (pessoa física)

US

R. B. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

358.810 · 05/31/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 10/07/2011

01/15/2013

RPI 2193

Transferência deferida

#25.1

Transferido de: International Business Machines Corporation

09/26/2006

RPI 1864

Concessão da patente

#16.1

07/10/2001

RPI 1592

8.7

03/06/2001

RPI 1574

8.5

Referente a complementação da 8ª anuidade

07/13/1999

RPI 1488

Deferimento

#9.1

12/29/1998

RPI 1460

Exigência - art. 36 da LPI

#6.1

07/28/1998

RPI 1440

Solicitação de exame técnico

#4.1

11/05/1991

RPI 1092

Publicação do pedido de patente

#3.1

08/13/1991

RPI 1080

Pedido de patente depositado

#2.1

10/09/1990

RPI 1036

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