US2695386A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Organ swell control
Assignee: Wurlitzer Co
•
Filing: 1949-06-01
•
Granted: 1954-11-23
•
Expires: 1969-06-01
Abstract
No abstract record available.
Inventors
- 👤 Francis M Schmidt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:32
CPC Classifications
G; G10; G10H; G10H1/00; G10H1/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1993860A
Cited
US2093223A
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US2263683A
Cited
US2270789A
Cited
US2358325A
Cited
US2488410A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-22 | 1958-05-24 | 1958-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-22 | 1962-05-24 | 1962-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-22 | 1966-05-24 | 1966-11-23 | $7700.00 | Window Closed / Lapsed |