Wessell, Nickel & Gross

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G10C PIANOS 95
 
  
 
1702 WIND INSTRUMENTS22

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8735699 Main action rail for upright piano with front-accessible whippen flange screwJan 19, 12May 27, 14[G10C]
8143506 Hammer assembly for grand pianoApr 02, 09Mar 27, 12[G10C]
D641392 Damper lever flange for grand pianoJul 10, 09Jul 12, 11[1702]
D636430 Damper lever for grand pianoJul 10, 09Apr 19, 11[1702]
7781652 Universal grand piano piano action with simultaneous half stroke keyboard design capabilityJan 08, 08Aug 24, 10[G10C]
7687692 Hammer shank and shank butt for pianoJan 11, 08Mar 30, 10[G10C]
7687693 Grand piano composite piano actionJun 14, 07Mar 30, 10[G10C]
7687694 Low inertia grand piano piano actionDec 26, 07Mar 30, 10[G10C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8614382 Damper action for upright piano with sostenuto spring tab using tension from the damper springExpiredMar 21, 12Dec 24, 13[G10C]
8541671 Lost motion compensation device for an upright piano actionExpiredMar 21, 12Sep 24, 13[G10C]
2013/0186,252 HAMMER BUTT FOR UPRIGHT PIANO ACTION WITH HALF-CONICAL HAMMER SHANK HOLEAbandonedJan 19, 12Jul 25, 13[G10C]
8487172 Piano action flange with open-slotted rail attachment featureExpiredJan 19, 12Jul 16, 13[G10C]

Top Inventors for This Owner

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