US3363499A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Keyframe side pin guides of musical instrument
Assignee: Nippon Gakki Co Ltd
•
Filing: 1966-12-08
•
Granted: 1968-01-16
•
Expires: 1986-12-08
Abstract
No abstract record available.
Inventors
- 👤 Matsumoto Yoshiyuki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:52
CPC Classifications
G; G10; G10C; G10C3/00; G10C3/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
52 words
IN A PIANO OR LIKE MUSICAL INSTRUMENT, KEYFRAME SIDE PIN GUIDES EACH COMPRISING: A SIDE PIN GUIDE BODY HAVING SLOT HOLES FOR MOUNTING OF SAID BODY ONTO A KEY BLOCK, A CUTOUT SLOT, AND A TAPPED HOLE; A GUIDE PIECE ADAPTED TO FIT IN AND SLIDE ALONG SAID CUTOUT SLOT; AND AN
Claim 2
Dependent Claim
52 words
IN A PIANO OR LIKE MUSICAL INSTRUMENT, KEYFRAME SIDE PIN GUIDES EACH COMPRISING: A SIDE PIN GUIDE BODY HAVING SLOT HOLES FOR MOUNTING OF SAID BODY ONTO A KEY BLOCK, A CUTOUT SLOT, AND A TAPPED HOLE; A GUIDE PIECE ADAPTED TO FIT IN AND SLIDE ALONG SAID CUTOUT SLOT; AND AN
References Cited (Backward Citations)
US745509A
Cited
US1699465A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |