PROGRESS MFG. INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B60D VEHICLE CONNECTIONS 1111
 
  
 
B60S SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR331
 
  
 
B62D MOTOR VEHICLES; TRAILERS 388
 
  
 
B60T VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL 271
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 155
 
  
 
B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD 122

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9844986 Apparatus and method of installing an internal locking ring to reinforce an adjustable trailer hitchApr 29, 16Dec 19, 17[B60D]
9579940 Rotating retainer clip for weight distribution hitch spring arm retaining pinFeb 24, 14Feb 28, 17[B60D, B62D]
9352624 System and method for reinforcing an adjustable trailer hitchMar 26, 14May 31, 16[B60D]
9321434 Retractable jack footAug 06, 13Apr 26, 16[B60D, B60S, B66F]
8876085 Jack foot retraction systemSep 13, 10Nov 04, 14[B23P, B60S]
8833789 Sway control hitchAug 23, 07Sep 16, 14[B60D, B62D]
8701842 Trailer breakaway switch cableAug 25, 10Apr 22, 14[B60T]
8628107 Dual-attachment system for a sway control hitchJul 01, 10Jan 14, 14[B60D]
8550486 Apparatus for leveling a trailer and dampening swaySep 15, 08Oct 08, 13[B60D]
8499899 Over-center clamping wheel chocksJul 10, 07Aug 06, 13[B60T]

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Expired/Abandoned/Withdrawn Patents

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