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Expired Canadian patentCanada

Peripheral repeater box

CA 1311313 C · Owner: Newman, Bruce Eric · Inventors: Newman, Bruce Eric

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

In a system which includes a data transmitting device, a repeater, and a data receiving device, the repeater accumulating input data in packets from the transmitting device and retransmitting it to the receiving device a memory, structure for the data which includes a data buffer a receive queue having a plurality entries each, entry capable of storing the starting address of a packet in the data buffer in order of receipt and, a transmit queue for storing the starting addresses of packets for transmitting to said receiving device is provided in the repeater. In operation only addresses are transferred from receive queue to transmit queue with the data remaining in the buffer. Preferably …

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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Granted December 8, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 8, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 11, 1988
GrantedDecember 8, 1992
Term endedDecember 8, 2009
Patent numberCA 1311313 C
Classification (IPC)G06F5/06

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedAug 11, 1988Patent grantedDec 8, 1992Term endedDec 8, 2009

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.