WHITECASTLE INVESTMENTS LIMITED

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 2283
 
  
 
A47C CHAIRS 152
 
  
 
H04J MULTIPLEX COMMUNICATION 1124

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
D480171 Cover for lights and light bulbsDec 03, 01Sep 30, 03[2699]
D479894 Cover for lights and light bulbsDec 03, 01Sep 23, 03[2699]
D478393 Cover for lights and light bulbsDec 03, 01Aug 12, 03[2699]
D477892 Cover for lights and light bulbsDec 03, 01Jul 29, 03[2699]
5933416 Method of determining the topology of a network of objectsFeb 09, 96Aug 03, 99[H04L]
5926462 Method of determining topology of a network of objects which compares the similarity of the traffic sequences/volumes of a pair of devicesNov 16, 95Jul 20, 99[H04L, H04J]
5320412 Adjustable chairNov 05, 91Jun 14, 94[A47C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2005/0216,120 Automatic vending machine and methodAbandonedMar 29, 05Sep 29, 05[G06F, G07F]
2003/0147,243 Lamp and hood assembly forming an illuminating light sculptureAbandonedFeb 04, 02Aug 07, 03[F21V]
5366276 Adjustable arm restExpiredFeb 05, 93Nov 22, 94[A47C]
5228533 Knockdown motorized scooterExpiredDec 27, 90Jul 20, 93[B62K, B62D]
5222567 Power assist device for a wheelchairExpiredApr 26, 91Jun 29, 93[B60K]

Top Inventors for This Owner

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