Patent US4257102A successfully refreshed from Google Patents.
Patent US3194870A successfully refreshed from Google Patents.
US3194870A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-contained electrical musical instrument
Assignee: Individual
•
Filing: 1962-01-15
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Granted: 1965-07-13
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Expires: 1982-01-15
Abstract
No abstract record available.
Inventors
- 👤 Albert W Tondreau
- 👤 Leon F Geyer
- 👤 William A Trotto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:26
CPC Classifications
G; G10; G10D; G10D1/00; G10D1/04; G10D1/05; G10D1/08; G10D1/085
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
A SELF-CONTAINED ELECTRICAL MUSICAL INSTRUMENT COMPRISING THREE SECTIONS, TWO OF SAID SECTIONS BEING SIDE SECTIONS AND THE THIRD SECTION BEING A CENTRAL SECTION HAVINGA RECTANGULAR CROSS-SECTION TO WHICH THE SIDE SECTIONS ARE ATTACHED, SAID CENTRAL SECTION SUPPORTING THE FINGER BOARD AND TUNING KEYS OF SAID INSTRUMENT, AT LEAST ONE MAGNETIC PICKUP UNIT POSITIONED UNDER THE STRINGS OF SAID INSTRUMENT, AN AMPLIFIER IN SAID CENTRAL SECTION, CONNECTION FROM SAID PICKUP UNIT TO SAID AMPLIFIER, A POTENTIOMETER FOR CONTROLLING THE TRANSMISSION BETWEEN
Claim 2
Dependent Claim
80 words
A SELF-CONTAINED ELECTRICAL MUSICAL INSTRUMENT COMPRISING THREE SECTIONS, TWO OF SAID SECTIONS BEING SIDE SECTIONS AND THE THIRD SECTION BEING A CENTRAL SECTION HAVINGA RECTANGULAR CROSS-SECTION TO WHICH THE SIDE SECTIONS ARE ATTACHED, SAID CENTRAL SECTION SUPPORTING THE FINGER BOARD AND TUNING KEYS OF SAID INSTRUMENT, AT LEAST ONE MAGNETIC PICKUP UNIT POSITIONED UNDER THE STRINGS OF SAID INSTRUMENT, AN AMPLIFIER IN SAID CENTRAL SECTION, CONNECTION FROM SAID PICKUP UNIT TO SAID AMPLIFIER, A POTENTIOMETER FOR CONTROLLING THE TRANSMISSION BETWEEN
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) | 1968-07-12 | 1969-01-11 | 1969-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-12 | 1973-01-11 | 1973-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-12 | 1977-01-11 | 1977-07-13 | $7700.00 | Window Closed / Lapsed |