Professional Products, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 1361

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5315157 Semiconductor integrated circuit device having voltage level converting circuitsNov 20, 92May 24, 94[H01L]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5814000 Adjustable joint braceExpiredJul 12, 96Sep 29, 98[A61F]
D370820 Body cushionExpiredDec 13, 94Jun 18, 96[]
D370533 Knee braceExpiredJan 17, 95Jun 04, 96[]
D370261 Knee braceExpiredJan 09, 95May 28, 96[]
D367536 Knee braceExpiredJan 30, 95Feb 27, 96[]
D365636 Arm slingExpiredDec 03, 94Dec 26, 95[]
D348175 Combined leg abductor and cushionExpiredMay 06, 93Jun 28, 94[]
5290218 Shoulder restraintExpiredNov 19, 92Mar 01, 94[A61F, A61B]
D344589 Lower leg brace with orthopedic soleExpiredMay 10, 91Feb 22, 94[]
D338963 Shoulder restraintExpiredApr 08, 91Aug 31, 93[]
D337876 Orthopedic soleExpiredFeb 11, 91Aug 03, 93[]
D337651 Orthopedic soleExpiredFeb 11, 91Jul 27, 93[]
4401894 Automatic uninterrupted D.C. power source switchExpiredDec 24, 80Aug 30, 83[H02J]
4378572 Camera interfaceExpiredJan 29, 81Mar 29, 83[H04N]

Top Inventors for This Owner

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