HU-FRIEDY MFG. CO., INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A61L METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION, OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES 269
 
  
 
A61C DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE 156

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8678820 Handpiece for a magnetostrictive power generatorMar 18, 08Mar 25, 14[A61C]
D528023 Cadence meterJul 21, 05Sep 12, 06[]
5294413 Sterilization and storage cassetteDec 24, 92Mar 15, 94[A61L]
5284632 Two-tiered sterilization and storage cassetteDec 24, 92Feb 08, 94[A61L]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2007/0148,618 Lighted Ultrasonic Handpiece and Color Code Grip SystemAbandonedDec 18, 06Jun 28, 07[A61C]
2006/0199,148 Dental Scaler EnhancementsAbandonedDec 17, 05Sep 07, 06[A61C]
2006/0084,032 Rotatable dental handleAbandonedJun 07, 05Apr 20, 06[A61C]
2005/0244,788 PLASTIC TIP SYSTEMAbandonedJul 18, 05Nov 03, 05[A61C]
2005/0209,571 Syringe with split/adjustable thumb ringAbandonedMar 15, 05Sep 22, 05[A61M]
2005/0189,252 Sterilization containerAbandonedFeb 16, 05Sep 01, 05[A61B]
2005/0161,355 Configurable cassettesAbandonedNov 18, 04Jul 28, 05[B65D]
2004/0265,776 Ultrasonic insert with internal flow channelAbandonedMar 10, 04Dec 30, 04[A61C]
2004/0191,724 Ultrasonic swivel insertAbandonedApr 05, 04Sep 30, 04[A61C]
2002/0127,512 Ultrasonic unit with rear swivelAbandonedFeb 21, 02Sep 12, 02[A61C]
D360697 Sterilization cassetteExpiredDec 24, 92Jul 25, 95[]
D342446 Clamshell packageExpiredDec 23, 92Dec 21, 93[]
D336517 Dental instrument handleExpiredApr 26, 91Jun 15, 93[]
D335347 Dental instrument handleExpiredApr 26, 91May 04, 93[]
5161971 Dental instrumentExpiredApr 25, 91Nov 10, 92[A61C]
D320076 Dental instrument handleExpiredJun 22, 89Sep 17, 91[]
D319696 Dental instrument handleExpiredJun 22, 89Sep 03, 91[]
4854475 Instrument cassetteExpiredFeb 22, 88Aug 08, 89[B65D]
D295074 Combined instrument sterilization and storage containerExpiredJul 22, 85Apr 05, 88[]
D295075 Combined instrument sterilization and storage cassetteExpiredJul 22, 85Apr 05, 88[]

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