Grapevine, Texas
United States
8
2026-04-02
4
2025-08-19
These are the the leading inventors for applications assigned to Rotobrush International, LLC:
Rotobrush International, LLC based in Grapevine, US has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:
Direct Drive for HVAC Air Duct Cleaning System
#2 | 2024-09-12 ✅ Patent 12,390,070 granted on 2025-08-19Heating, Ventilation, and Air Conditioning (HVAC) Air Duct Cleaning System
#3 | 2023-09-07 ✅ Patent 12,011,140 granted on 2024-06-18Heating, ventilation, and air conditioning (HVAC) air duct cleaning system
#4 | 2022-11-17HVAC Air Duct Cleaning System
#5 | 2022-07-21 ✅ Patent 12,516,896 granted on 2026-01-06Direct Drive for HVAC Air Duct Cleaning System
#6 | 2008-08-14METHOD OF CLEANING AN HVAC AIR DUCT
#7 | 2008-01-03DUCT CLEANING EQUIPMENT IMPROVEMENTS
#8 | 2006-11-02 ✅ Patent 7,426,768 granted on 2008-09-23Air duct cleaning apparatus
Also check out Rotobrush International LLC's (Grapevine, United States) applicant profile with 3 patent applications submitted.
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