DUNLOP MANUFACTURING, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G10D MUSICAL INSTRUMENTS NOT OTHERWISE PROVIDED FOR 913
 
  
 
A63B APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT 166
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM1156
 
  
 
B66D CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS 120
 
  
 
C09D COATING COMPOSITIONS, e.g. PAINTS, VARNISHES, LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR 191
 
  
 
G10G AIDS FOR MUSIC 17
 
  
 
H04R LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS 1106

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9812098 Nano-polymer bonded musical instrument stringAug 27, 15Nov 07, 17[B82Y, C09D, G10D]
9148721 System, method and apparatus for silent true bypass switchingMar 14, 13Sep 29, 15[H04R]
8779261 Converter for fretted instrumentsNov 02, 11Jul 15, 14[G10D]
8487169 Adjustable item holderSep 13, 11Jul 16, 13[G10D]
8459613 Drive system for potentiometer adjustmentSep 10, 09Jun 11, 13[B66D]
8330029 Enhanced gripping surface for use with plectra and other hand-held implementsOct 01, 09Dec 11, 12[A63B, A43B, G10D, B32B]
7723595 Universal, portable sheet reading standFeb 12, 07May 25, 10[G10D]
7531732 Guitar music sheet holderOct 24, 06May 12, 09[G10G, G10D]
6626335 Comfortable guitar shoulder strapAug 20, 01Sep 30, 03[G10D]
6545206 Tool for musical instrumentJan 10, 02Apr 08, 03[G10G]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2009/0000,457 UNIVERSAL, PORTABLE ITEM SUPPORTAbandonedJun 26, 08Jan 01, 09[G10D]
2007/0006,713 Guitar pick packageAbandonedDec 23, 05Jan 11, 07[G10D]
6835880 Guitar fretboard capoExpiredJun 26, 03Dec 28, 04[G10D]
5274710 Pedal volume control for electric instrumentsExpiredNov 26, 91Dec 28, 93[H03G]
D336102 Guitar pickExpiredJun 14, 91Jun 01, 93[]
5133015 Method and apparatus for processing an audio signalExpiredJan 22, 90Jul 21, 92[H03G]
4752960 Audio processing circuitExpiredJun 20, 86Jun 21, 88[H03G]
4683589 Electronic audio systemExpiredNov 27, 85Jul 28, 87[H03G]
4627094 Electronic audio signal processorExpiredJun 17, 85Dec 02, 86[H03G]
D284580 Stringed instrument amplifier or the likeExpiredDec 27, 82Jul 08, 86[]
4584700 Electronic audio signal processorExpiredSep 20, 82Apr 22, 86[H03G]
4509191 Electronic stereo reverberation deviceExpiredSep 20, 82Apr 02, 85[H04R]
4489439 Electronic stereo reverberation device with doublerExpiredSep 20, 82Dec 18, 84[H03G]
4420795 Electronic component mountingExpiredAug 17, 81Dec 13, 83[H05K]
D270153 Speaker volume controlExpiredOct 03, 80Aug 16, 83[D179, D140]
4363934 Volume control deviceExpiredJun 02, 80Dec 14, 82[H03G]
4248128 Guitar pick arrayExpiredSep 28, 79Feb 03, 81[G10D]

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