POWER TOOL INSTITUTE

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B26D CUTTING; DETAILS COMMON TO MACHINES FOR SEVERING, e.g. BY CUTTING, PERFORATING, PUNCHING, STAMPING-OUT 928
 
  
 
B27B SAWS; COMPONENTS OR ACCESSORIES THEREFOR 520
 
  
 
B27G ACCESSORY MACHINES OR APPARATUS; TOOLS 311
 
  
 
B23D PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR 227
 
  
 
H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS 275
 
  
 
B23Q DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING 139
 
  
 
G05B CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS 1100
 
  
 
G08B SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS 193

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9522475 Safety devices for sawsJul 03, 13Dec 20, 16[B26D, B27G]
9381667 Saw accessories and clamp for use therewithNov 21, 11Jul 05, 16[B27G]
8919231 Safety mechanisms for power toolsNov 19, 09Dec 30, 14[B27B, B23D]
8534174 Pyrotechnic actuator and power cutting tool with safety reaction system having such pyrotechnic actuatorSep 27, 10Sep 17, 13[B26D]
8479627 Safety devices for sawsNov 29, 11Jul 09, 13[B26D]
8424429 Pyrotechnic drop mechanism for power toolsNov 22, 11Apr 23, 13[B27B]
8186253 Detection system for power toolApr 28, 10May 29, 12[B23Q, B26D, G05B]
8122798 Power cutting tool with proximity sensing systemJun 04, 09Feb 28, 12[B26D, G08B, B27B, G01R]
8091456 Safety devices for sawsMar 25, 08Jan 10, 12[B26D]
8082826 Saw accessories and clamp for use therewithMar 25, 08Dec 27, 11[B27G]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0075,342 SAFETY MECHANISMS FOR POWER TOOLS, INCLUDING KICKBACK DETECTION SYSTEM WITH TORQUE SENSORAbandonedSep 24, 14Mar 19, 15[B27B]
2015/0075,343 SAFETY MECHANISMS FOR POWER TOOLS, INCLUDING MAGNETORHELOGICAL BRAKE FOR BLADEAbandonedSep 24, 14Mar 19, 15[B27B]
2010/0037,739 Power cutting tool with overhead sensing systemAbandonedJun 01, 06Feb 18, 10[B26D, B27B]
2009/0241,745 GUARD, RIVING KNIFE, AND ANTI-KICKBACK PAWL ASSEMBLYAbandonedMar 25, 08Oct 01, 09[B27G]

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