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Official data from INPI

CONTROLADOR DE MEMORIA

ConcedidaInvention Patent

Application data

Number

PI8106954

Type

Invention Patent

Filing

10/31/1980

Publication

07/13/1982

Progress at the INPI

  1. Filing10/31/80
  2. Publication07/13/82
  3. Examination09/21/82
  4. Allowance11/18/86
  5. Grant06/30/87
  6. Expired08/19/08

The letters patent expired on 08/19/2008: 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: 06/30/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HONEYWELL INF SYSTEMS [US]

Inventors

J. B. (pessoa física)

N. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/30/1987

RPI 871

Notificação para pagamento de retribuição

#13.1

03/31/1987

RPI 858

Deferimento

#9.1

11/18/1986

RPI 839

102

10/15/1985

RPI 782

Pedido de recurso

#12.3

05/28/1985

RPI 762

11.3

01/08/1985

RPI 742

Republicação - classificação IPC

#15.11

01/08/1985

RPI 742

Conhecimento de parecer técnico

#7.1

01/08/1985

RPI 742

Exigência - art. 36 da LPI

#6.1

07/31/1984

RPI 719

Solicitação de exame técnico

#4.1

09/21/1982

RPI 622

Publicação do pedido de patente

#3.1

07/13/1982

RPI 612

Pedido de patente depositado

#2.1

12/15/1981

RPI 582

Carta-patente expirada

#21.1

Patente extinta em 27/10/96

08/19/2008

RPI 1963

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