US3392618A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multirange fretted guitar type instrument
Assignee: Individual
•
Filing: 1966-03-18
•
Granted: 1968-07-16
•
Expires: 1986-03-18
Abstract
No abstract record available.
Inventors
- 👤 Walter J Pelensky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 21:28
CPC Classifications
G; G10; G10D; G10D1/00; G10D1/04; G10D1/05; G10D1/08; G10D3/00; G10D3/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US652353A
Cited
US871158A
Cited
US1183369A
Cited
US1684467A
Cited
GB324070A
Cited
DE575158C
Cited
US2023358A
Cited
DE823841C
Cited
GB738238A
Cited
US2816469A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-16 | 1972-01-15 | 1972-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-16 | 1976-01-15 | 1976-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-16 | 1980-01-15 | 1980-07-16 | $7700.00 | Window Closed / Lapsed |