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Colight, Inc.
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Minneapolis, MN, US
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Patents Grants
last 30 patents
Information
Patent Grant
Integrating photometer
Patent number
4,644,165
Issue date
Feb 17, 1987
Colight, Inc.
Malcolm G. Ross
G01 - MEASURING TESTING
Information
Patent Grant
Integrating photometer
Patent number
D286298
Issue date
Oct 21, 1986
Colight, Inc.
Joe T. May
D16 - Photography and optical equipment
Information
Patent Grant
Integrating photometer
Patent number
D285931
Issue date
Sep 30, 1986
Colight, Inc.
Joe T. May
D16 - Photography and optical equipment
Information
Patent Grant
Microfiche duplicator
Patent number
D275201
Issue date
Aug 21, 1984
Colight, Inc.
Claudia L. Taylor
D16 - Photography and optical equipment
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
73456131 - SCANFLEX
Serial number
73456131
Registration number
1305806
Filing date
Dec 8, 1983
Colight, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
72292739 - HYDROLITE
Serial number
72292739
Registration number
867524
Filing date
Mar 8, 1968
COLIGHT, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
72193117 - SCANEX
Serial number
72193117
Registration number
796717
Filing date
May 11, 1964
COLIGHT, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments