Patent US3130625A successfully refreshed from Google Patents.
US3130625A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Interchangeable stringed musical instrument
Assignee: Individual
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Filing: 1961-05-29
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Granted: 1964-04-28
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Expires: 1981-05-29
Abstract
No abstract record available.
Inventors
- 👤 Savona Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:52
CPC Classifications
G; G10; G10D; G10D1/00; G10D1/04; G10D1/05; G10D1/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
A MUSICAL DEVICE COMPRISING AN ACOUSTICAL BASE CONSISTING OF A PAIR OF SECTIONS HINGEDLY CONNECTED MEDIALLY OF SAID BASE FOR SELECTIVE FOLDING BETWEEN FOLDED AND EXTENDED POSITIONS, A STRINGED MUSICAL INSTRUMENT INCLUDING A BODY PORTION, A PLURALITY OF PAIRS OF PARALLEL RAILS MOUNTED ON THE SECTIONS OF SAID BASE, KEYS ON SAID BODY PORTION SLIDABLY ENGAGEABLE SELECTIVELY IN EACH PAIR OF RAILS, ONE OF SAID PAIRS OF RAILS LYING ON OPPOSITE SIDES OF THE HINGED CONNECTION, MEANS RECEIVED IN SAID LAST PAIR OF RAILS FOR RIGIDLY SECURING SAID SECTIONS IN THEIR EXTENDED POSITION.
Claim 2
Dependent Claim
93 words
A MUSICAL DEVICE COMPRISING AN ACOUSTICAL BASE CONSISTING OF A PAIR OF SECTIONS HINGEDLY CONNECTED MEDIALLY OF SAID BASE FOR SELECTIVE FOLDING BETWEEN FOLDED AND EXTENDED POSITIONS, A STRINGED MUSICAL INSTRUMENT INCLUDING A BODY PORTION, A PLURALITY OF PAIRS OF PARALLEL RAILS MOUNTED ON THE SECTIONS OF SAID BASE, KEYS ON SAID BODY PORTION SLIDABLY ENGAGEABLE SELECTIVELY IN EACH PAIR OF RAILS, ONE OF SAID PAIRS OF RAILS LYING ON OPPOSITE SIDES OF THE HINGED CONNECTION, MEANS RECEIVED IN SAID LAST PAIR OF RAILS FOR RIGIDLY SECURING SAID SECTIONS IN THEIR EXTENDED POSITION.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-04-28 | 1967-10-28 | 1968-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-28 | 1971-10-28 | 1972-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-28 | 1975-10-28 | 1976-04-28 | $7700.00 | Window Closed / Lapsed |