W. Silver Inc.

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B21B ROLLING OF METAL 230
 
  
 
A47G HOUSEHOLD OR TABLE EQUIPMENT 126
 
  
 
A61G TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS 135
 
  
 
A61H PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY 135
 
  
 
E02D FOUNDATIONS; EXCAVATIONS; EMBANKMENTS 122
 
  
 
E04H BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL 129

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0348,186 MOTORIZED BED FRAME WITH VIBRATION MOTORJun 01, 16Dec 07, 17[A61H, A61G, A47G]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9168575 No-slit hot rolling of railroad railsApr 14, 15Oct 27, 15[B21B]
9067248 No-slit hot rolling of railroad railsSep 28, 11Jun 30, 15[B21B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4982591 Rail recycle processExpiredDec 20, 88Jan 08, 91[B21B]

Top Inventors for This Owner

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