US2012222233A1PendingUtilityA1

Propane Vacuum

36
Individually held — no corporate assignee on recordPriority: Aug 26, 2010Filed: Aug 26, 2011Published: Sep 6, 2012
Est. expiryAug 26, 2030(~4.1 yrs left)· nominal 20-yr term from priority
Inventors:Richard B. PatronoLeonard C. WagnerJeff KiershAndrew Lees
A47L 9/00A47L 5/36F04D 25/02A47L 5/12
36
PatentIndex Score
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Claims

Abstract

A vacuum cleaner having a propane fuel source, a sealed vacuum chamber and a total weight of not more than forty pounds. A vacuum cleaner system for a portable vacuum cleaner having a propane fuel source, a sealed vacuum chamber and a total weight of not more than forty pounds, and having and at least one removably attachable harness, at least one removably attachable shoulder strap, at one removably attachable set of wheels and/or at least one wheeled tray.

Claims

exact text as granted — not AI-modified
1 . A vacuum cleaner, said vacuum cleaner comprising a propane fuel source, a sealed vacuum chamber and a total weight of not more than forty pounds. 
     
     
         2 . The vacuum cleaner of  claim 1 , wherein said total weight is within the range of between 23.5 to 26 pounds. 
     
     
         3 . A vacuum cleaner system, said vacuum cleaner system comprising a propane fuel source, a sealed vacuum chamber and a total weight of not more than forty pounds, said system further comprising at least one removably attachable harness, at least one removably attachable shoulder strap, at one removably attachable set of wheels and/or at least one wheeled tray.

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