MERRILL LYNCH BUSINESS FINANCIAL SERVICES INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A61B DIAGNOSIS; SURGERY; IDENTIFICATION 2238
 
  
 
H04R LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS 2105
 
  
 
G08B SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS 193
 
  
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 1155

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5955946 Alarm/facility management unitFeb 06, 98Sep 21, 99[G08B]
5809154 Ported loudspeaker system and methodMay 26, 95Sep 15, 98[H04R]
5696357 Bass-reflex loudspeakerAug 25, 95Dec 09, 97[H05K]
D387058 LoudspeakerNov 26, 96Dec 02, 97[1401]
D384353 LoudspeakerFeb 09, 96Sep 30, 97[1401]
5649929 Knee joint flexion-gap distraction deviceJul 10, 95Jul 22, 97[A61B]
5517573 Ported loudspeaker system and method with reduced air turbulenceAug 23, 94May 14, 96[H04R]
5431653 Knee joint flexion-gap distraction deviceJul 06, 93Jul 11, 95[A61B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2005/0234,559 Modular hip prosthesisAbandonedMay 11, 05Oct 20, 05[A61B]
5475764 Bandpass woofer and methodExpiredAug 23, 94Dec 12, 95[H04R]
D357480 Edge surround for speakerExpiredApr 07, 93Apr 18, 95[]
D351839 SpeakerExpiredMar 20, 92Oct 25, 94[]
D351388 Combined speaker and integral standExpiredMar 23, 92Oct 11, 94[]
D350135 Enclosed speaker for vehicle useExpiredJan 31, 92Aug 30, 94[]
4759066 Sound system with isolation of dimensional sub-speakersExpiredMay 27, 87Jul 19, 88[H04R]
4638505 Optimized low frequency response of loudspeaker systems having main and sub-speakersExpiredAug 26, 85Jan 20, 87[H04R]
4630298 Method and apparatus for reproducing sound having a realistic ambient field and acoustic imageExpiredMay 30, 85Dec 16, 86[H04R]
4569074 Method and apparatus for reproducing sound having a realistic ambient field and acoustic imageExpiredJun 01, 84Feb 04, 86[H04R]

Top Inventors for This Owner

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