Patent Assignment
Reel/Frame 008307/0296
Assignment of Assignor's Interest
Recorded: 1997-01-13
Pages: 4
Assignor
PENRIL DATACOMM NETWORK, INC.
Executed: 1996-11-18
Assignee
ACCESS BEYOND, INC.
1300 QUINCE ORCHARD BOULEVARD, GAITHERSBURG, MARYLAND, 20878
Covered Properties
(3)
Guard Time Elimination in a Time-Division Multiplexed, Active Star- Coupled, Half-Duplex Mode, Synchronous Communications Network
Patent:
4,606,023 →
Application:
06/615,555 →
Modem and Method for 8 Dimensional Trellis Code Modulation
Patent:
4,873,701 →
Application:
07/097,448 →
Fiber Optic Connector
Patent:
4,913,514 →
Application:
07/274,440 →
Related Assignments
(13)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
May 31, 1984
From: DRAGOO, ROBERT E.
To: APPLIED DYNAMIC RESEARCH, INC.
Reel/Frame 004267/0502 →
Assignment of Assignors Interest.
Sep 16, 1987
From: TRETTER, STEVEN A.
To: PENRIL CORPORATION, 5520 RANDOLPH ROAD, ROCKVILLE, MARYLAND 20852-2681, A DE. CORP.
Reel/Frame 004803/0162 →
Assignment of Assignors Interest.
Nov 22, 1988
From: THEN, JOSEPH L.
To: ADVANCED OPTICAL SYSTEMS
Reel/Frame 005005/0757 →
Assignment of Assignors Interest.
Dec 11, 1990
From: PENRIL CORP., A CORP. OF DELAWARE
To: PENRIL TECHNOLOGIES, INC., A CORP. OF DELAWARE
Reel/Frame 005527/0906 →
Assignment of Assignor's Interest
May 14, 1993
From: APPLIED DYNAMICS RESEARCH, INCORPORATED
To: ADVANCED OPTICAL SYSTEMS, INCORPORATED
Reel/Frame 006543/0358 →
Assignment of Assignor's Interest
Oct 6, 1993
From: ADVANCED OPTICAL SYSTEMS, INC.
To: ELECTRO-METRICS, INC.
Reel/Frame 006726/0539 →
Assignment of Assignor's Interest
Oct 6, 1993
From: ADVANCED OPTICAL SYSTEMS, INC.
To: ELECTRO-METRICS, INC.
Reel/Frame 006726/0535 →
Patent Collateral Assignment
Oct 6, 1993
From: ELECTRO-METRICS, INC.
To: SIGNET BANK/MARYLAND
Reel/Frame 006727/0865 →
Assignment of Assignor's Interest
Oct 28, 1993
From: ELECTRO-METRICS, INC. A CORP. OF DELAWARE
To: SIGNET BANK/MARYLAND A CORP. OF MARYLAND
Reel/Frame 006766/0111 →
Assignment of Assignor's Interest
Jul 21, 1997
From: SIGNET BANK/MARYLAND
To: ELECTRO-METRICS, INC.
Reel/Frame 008613/0343 →
Assignment of Assignor's Interest
Jul 21, 1997
From: ACCESS BEYOND, INC.
To: EMI HOLDING CORP.
Reel/Frame 008613/0330 →
Assignment of Assignor's Interest
Jul 21, 1997
From: ELECTRO-METRICS, INC.
To: EMI HOLDING CORP.
Reel/Frame 008613/0237 →
Assignment of Assignor's Interest
Feb 27, 2023
From: ESTATE OF DOROTHY CAROLYN SMITH DAVIDSON
To: ZEROCONZERO, LLC
Reel/Frame 062807/0401 →