STEINWAY & SONS
Patent Owner
Stats
- 2 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Apr 04, 2017 most recent publication
Details
- 2 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 8 Total Citation Count
- Jun 15, 1981 Earliest Filing
- 2 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
Top Patents (by citation)
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Recent Publications
- No Recent Publications to Display
Recent Patents
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
2010/0050,850 METHOD FOR IMPROVING THE SOUND OF MUSICAL INSTRUMENTSAbandonedAug 29, 07Mar 04, 10[G10C]
4386455 Bearings for piano action mechanism employing bushing cloth and method of fabricating sameExpiredJun 15, 81Jun 07, 83[B21D]
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