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Patent Assignment Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Reel/Frame:008568/0772   Pages: 5
Recorded: 06/20/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Total properties: 9
1
Patent #:
Issue Dt:
08/17/1993
Application #:
07331217
Filing Dt:
03/30/1989
Title:
NETWORK HUB FOR MAINTAINING NODE BANDWIDTH IN A SINGLE-NODE NETWORK
2
Patent #:
Issue Dt:
05/13/1997
Application #:
07644803
Filing Dt:
01/22/1991
Title:
METHOD AND APPARATUS FOR REDUCING JITTER ACCUMULATION IN A SERIES OF REPEATING DEVICES
3
Patent #:
Issue Dt:
12/31/1991
Application #:
07651884
Filing Dt:
02/07/1991
Title:
BALANCED LOW-PASS COMMON MODE FILTER
4
Patent #:
Issue Dt:
04/28/1992
Application #:
07750228
Filing Dt:
08/19/1991
Title:
BALANCED LOW-PASS COMMON MODE FILTER
5
Patent #:
Issue Dt:
01/05/1993
Application #:
07776145
Filing Dt:
10/15/1991
Title:
NETWORK MESSAGE SECURITY METHOD AND APPARATUS
6
Patent #:
Issue Dt:
10/22/1996
Application #:
07939777
Filing Dt:
09/03/1992
Title:
DATAFRAME BRIDGE FILTER WITH COMMUNICATION NODE RECORDKEEPING
7
Patent #:
Issue Dt:
04/19/1994
Application #:
07982217
Filing Dt:
11/25/1992
Title:
NETWORK MESSAGE SECURITY METHOD AND APPARATUS
8
Patent #:
Issue Dt:
05/02/1995
Application #:
08020916
Filing Dt:
02/22/1993
Title:
NETWORK HUB FOR MAINTAINING NODE BANDWIDTH IN A SINGLE-NODE NETWORK
9
Patent #:
Issue Dt:
03/21/1995
Application #:
08105207
Filing Dt:
08/10/1993
Title:
MESSAGE SECURITY ON TOKEN RING NETWORKS
Assignor
1
Exec Dt:
05/22/1997
Assignee
1
600 MARCH ROAD, KANATA
ONTARIO, CANADA K2K 2
Correspondence name and address
TOWNSEND AND TOWNSEND AND CREW LLP
ROBERT J. BENNETT
TWO EMBARCADERO CENTER
8TH FLOOR
SAN FRANCISCO, CA 94111-3834

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