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Glenn R. Sprague
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Brighton, MI, US
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last 30 patents
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Patent Grant
Multi-piece HVAC air filter housing, filter assembly and methods
Patent number
12,121,840
Issue date
Oct 22, 2024
Airotrust LLC
Matthew J. Carr
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
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Patent Application
Multi-Piece HVAC Air Filter Housing, Filter Assembly And Methods
Publication number
20220233983
Publication date
Jul 28, 2022
Airotrust LLC
Matthew J. Carr
F24 - HEATING RANGES VENTILATING
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Patent Application
VEHICLE ROOF RACK HAVING A HEIGHT ADJUSTABLE CROSS-MEMBER
Publication number
20080290123
Publication date
Nov 27, 2008
Merlynn LLC
Glenn Sprague
B60 - VEHICLES IN GENERAL
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Patent Application
Moldable multi-component composite
Publication number
20060186569
Publication date
Aug 24, 2006
Daniel R. Olive
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL