ROTOBRUSH INTERNATIONAL LLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A47L DOMESTIC WASHING OR CLEANING 159
 
  
 
1505 WASHING, CLEANING AND DRYING MACHINES133

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7426768 Air duct cleaning apparatusJun 02, 04Sep 23, 08[A47L]
D570058 Air duct cleaner tower and cart assemblyApr 06, 07May 27, 08[1505]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2008/0189,905 METHOD OF CLEANING AN HVAC AIR DUCTAbandonedApr 18, 08Aug 14, 08[A47L]
2008/0000,040 DUCT CLEANING EQUIPMENT IMPROVEMENTSAbandonedJun 30, 06Jan 03, 08[B08B]
2005/0108,846 Vent cleaning systemAbandonedJan 11, 05May 26, 05[F16L]
2005/0109,375 Vent cleaning systemAbandonedNov 26, 03May 26, 05[B08B]
6279197 Ductwork cleaning systemExpiredJan 06, 00Aug 28, 01[A47L]
6032325 Portable drive unit for rotational cleaning toolsExpiredAug 25, 98Mar 07, 00[A47L]
6014790 Ductwork cleaning systemExpiredJul 30, 98Jan 18, 00[A47L]

Top Inventors for This Owner

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