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MUNDELEIN, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method and apparatus for locating a transmitter of a diffuse infrar...
Patent number
5,903,373
Issue date
May 11, 1999
Spectrix Corporation
Jeffrey Peter Welch
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for locating a transmitter of a diffuse infrar...
Patent number
5,838,472
Issue date
Nov 17, 1998
Spectrix Corporation
Jeffrey Peter Welch
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless diffuse infrared LAN system
Patent number
5,724,168
Issue date
Mar 3, 1998
Spectrix Corporation
Ellen L. Oschmann
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus for exchanging data between a central station and a plura...
Patent number
5,677,909
Issue date
Oct 14, 1997
Spectrix Corporation
Carolyn Heide
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless diffuse infrared LAN transceiver
Patent number
D368260
Issue date
Mar 26, 1996
Spectrix Corporation
Ellen L. Oschmann
D14 - Recording, communication, or information retrieval equipment
Information
Patent Grant
Reservation-based polling protocol for a wireless data communicatio...
Patent number
5,297,144
Issue date
Mar 22, 1994
Spectrix Corporation
Sheldon L. Gilbert
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Infrared communications network
Patent number
5,099,346
Issue date
Mar 24, 1992
Spectrix Corporation
Richard M. Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
74681420 - SPECTRIX-ROAMLAN
Serial number
74681420
Filing date
May 30, 1995
Spectrix Corporation
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74681514 - ROAMWARE
Serial number
74681514
Filing date
May 30, 1995
Spectrix Corporation
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74681411 - ROAMLINK
Serial number
74681411
Filing date
May 30, 1995
Spectrix Corporation
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74681418 - SPECTRIX-LITE
Serial number
74681418
Filing date
May 30, 1995
Spectrix Corporation
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74681412 - SPECTRIXLITE
Serial number
74681412
Registration number
1967002
Filing date
May 30, 1995
Spectrix Corporation
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74681419 - ROAMLAN
Serial number
74681419
Filing date
May 11, 1995
Spectrix Corporation
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74600236
Serial number
74600236
Registration number
1935403
Filing date
Nov 18, 1994
Spectrix Corporation
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74412797 - NETTRACKER
Serial number
74412797
Filing date
Feb 17, 1994
Spectrix Corporation
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74086570 - SPECTRIX
Serial number
74086570
Filing date
Aug 10, 1990
Spectrix Corp.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74006180 - SPECTRIX
Serial number
74006180
Registration number
1629893
Filing date
Nov 30, 1989
Spectrix Corp.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments